CN218486435U - Device is paintd to dull and stereotyped loudspeaker protection glue - Google Patents

Abstract

A device for applying protective glue for flat-panel horns, installed on a conveyor belt, comprising: a glue-applying mechanism and a limit mechanism; the glue-applying mechanism includes a glue-applying assembly and two arc-shaped tracks arranged symmetrically and installed on the conveyor belt, and the glue-applying assembly Installed on the arc-shaped track, it is used to apply protective glue to the horn. There is a first connecting rod moving along the track between the arc-shaped tracks. The glue-applying component is set through the first connecting rod and connected to a linear mechanism. On the moving end, the linear mechanism is installed on the first connecting rod; the limit mechanism includes a first limit assembly and a second limit assembly arranged in sequence along the direction of travel of the conveyor belt, and are respectively installed on the arc track, the second limit The component is used to abut against the flat panel with the horn placed, and the first limit component is used to limit the left and right sides of the flat panel; realize the automatic application of protective glue on the flat panel speaker, reduce labor, improve work efficiency, and at the same time accurately control the application protection Reduce the amount of glue used and save costs.

Description

A device for applying flat-panel speaker protective glue

technical field

The utility model relates to the technical field of electronic production equipment, in particular to a protective glue coating device for flat-panel speakers.

Background technique

In the production process of flat-panel speakers, it is necessary to apply protective glue to the tin part of the wiring to prevent poor contact or leakage. The existing methods generally use manual methods to apply, but the efficiency of manual application is not high, and it is not easy. Control the amount of protective glue applied each time, resulting in too much protective glue for the coated product, which increases the cost.

Utility model content

In view of the deficiencies of the above-mentioned related prior art, the present application provides a device for applying protective glue to flat speakers, which can automatically apply protective glue to flat speakers, save labor, improve work efficiency, and have strong practicability.

In order to achieve the above object, the utility model adopts the following technologies:

A device for applying protective glue for flat speakers, installed on a conveyor belt, including a glue applying mechanism and a limit mechanism.

The gluing mechanism includes a gluing assembly and two symmetrically arranged curved tracks installed on the conveyor belt. The gluing assembly is installed on the curved track for applying protective glue to the horn. The moving first connecting rod, the gluing assembly is set through the first connecting rod and connected to the moving end of a linear mechanism, which is installed on the first connecting rod; the limit mechanism includes sequentially arranged along the direction of travel of the conveyor belt The first limiting component and the second limiting component are respectively installed on the arc-shaped track, the second limiting component is used to abut against the flat plate on which the horn is placed, and the first limiting component is used to limit the left and right sides of the flat plate. bit.

Further, the interior of the arc track is hollow along its track, and gear teeth are provided, sliders are provided at both ends of the bottom surface of the first connecting rod, the sliders are sleeved on the arc track, and a rotating shaft is pierced on the slider, and the rotating shaft The upper sleeve is provided with gears, the gears are located inside the arc track and cooperate with the gear teeth, one end of the rotating shaft is connected with the first motor, and the first motor is installed on the slider.

Further, the gluing assembly includes a connecting block, which is sleeved on the moving end of the linear mechanism, a square frame is arranged at one end of the connecting block, and a second connecting rod is arranged between the sliders, and the top surface of the second connecting rod is wavy , the square frame passes through the second connecting rod, and the second connecting rod is provided with a chute along its length direction, the upper end of the square frame is pierced with a limit rod, the lower end of the limit rod is provided with a connecting plate, and the bottom surface of the connecting plate is provided with a push rod, The ejector rod is located in the chute and passes through the lower end of the box. There are two rollers on the bottom of the connecting plate. The rollers are located on both sides of the ejector rod and contact with the wave-shaped surface of the second connecting rod; The support plate is provided with a glue applicator needle, which is used to apply protective glue to the horn.

Further, a spring is sheathed on the push rod, and the two ends of the spring abut against the support plate and the bottom of the frame respectively, and the spring is always in a compressed state.

Further, both the first limit assembly and the second limit assembly include a second screw rod, the second screw rod is installed in the cross bar, the cross bar is installed on the arc track, one end of the second screw rod is connected to the third motor, The third motor is installed on the cross bar, and the center of the cross bar is provided with a baffle, and the baffle divides the threads of the second screw rod into two sections, and the two sections of threads have opposite directions of rotation.

Further, the first limiting assembly also includes a limiting plate, one end of which is sleeved on the two threads of the second screw rod, and arranged symmetrically, and a support rod is provided on the side of the limiting plate away from the center of the conveyor belt to support The rod is installed on the horizontal plate, the two ends of the horizontal plate are respectively fixed on the arc track, and one end of the supporting rod is also provided with a stopper, which is used to abut against the horizontal plate.

Further, the second limit assembly also includes two baffles, the baffle is vertically installed on one side of the slide, the upper end of the slide is sleeved on the slide bar, the two ends of the slide bar are installed on the arc track, and the other side of the slide The upper end is vertically provided with a support plate, and the support plate is sheathed on the two threads of the second screw rod.

The beneficial effects of the utility model are:

1. Realize the automatic application of protective glue on flat speakers, reduce labor, improve work efficiency, and at the same time accurately control the amount of protective glue applied to save costs;

2. While applying the protective glue, limit the front, rear, left, and right directions of the plate to prevent it from shaking during the glue application process and avoid affecting the quality of the protective glue application. Pushed by the conveyor belt, the flat plate shifts the support plate relative to the second screw rod to ensure the stable cooperation between the support plate and the second screw rod;

3. The gluing needle can move between the two ends of the arc track, so as to apply protective glue to the speakers on both sides of the plate, and the gluing needle can move up and down to ensure that the gluing needle will not come into contact with the Interference occurs between the flat-panel speakers, and the protective glue can be applied to the wiring in time, and under the action of the spring, the glue application needle always has a tendency to move downward, ensuring that the protective glue can be applied accurately.

Description of drawings

The drawings described herein are for illustrative purposes only of selected embodiments and not all possible implementations, nor are they intended to limit the scope of the present invention.

FIG. 1 is a schematic perspective view of the overall structure of an embodiment of the present application.

Fig. 2 is a three-dimensional schematic view of the glue application mechanism of the embodiment of the present application.

FIG. 3 is an enlarged schematic diagram of point A in FIG. 2 .

Fig. 4 is a perspective schematic diagram of a limiting mechanism in an embodiment of the present application.

Detailed ways

In order to make the purpose, technical solutions and advantages of the utility model embodiment clearer, the implementation of the utility model will be described in detail below in conjunction with the accompanying drawings, but the embodiments described in the utility model are part of the utility model embodiments, rather than Full examples.

As shown in FIGS. 1 to 4 , this example provides a device for applying protective glue for flat speakers, which is installed on a conveyor belt, and includes: a glue applying mechanism 100 and a limit mechanism 200 .

The gluing mechanism 100 includes a gluing assembly and two symmetrically arranged arc-shaped tracks 101 installed on the conveyor belt. The gluing assembly is installed on the arc-shaped track 101 for applying protective glue to the horn. There is a first connecting rod 102 moving along its track, the glue-applying assembly passes through the first connecting rod 102, and is connected to the moving end of a linear mechanism, and the linear mechanism is installed on the first connecting rod 102; the limit mechanism 200 It includes a first limit assembly and a second limit assembly arranged in sequence along the direction of travel of the conveyor belt, and are respectively installed on the arc track 101, the second limit assembly is used to abut against the flat plate on which the horn is placed, the first limit assembly Used to limit the left and right sides of the tablet.

Specifically, the interior of the arc track 101 is hollow along its track, and is provided with gear teeth 103. Both ends of the bottom surface of the first connecting rod 102 are provided with sliders 104. The slider 104 is a frame-shaped structure, and the slider 104 is sleeved on the On the arc track 101, and the inner wall of the slider 104 is in contact with the inner wall and the outer wall of the arc track 101 respectively, the contact surface of the slider 104 and the arc track 104 is also arc-shaped, and the slider 104 is pierced with a rotating shaft 105 A gear 106 is sheathed on the rotating shaft 105. The gear 106 is located inside the arc-shaped track 101 and cooperates with the gear teeth 103. One end of the rotating shaft 105 is connected to a first motor 107, and the first motor 107 is installed on the slider 104.

Specifically, the gluing assembly includes a connecting block 108, which is sheathed on the moving end of the linear mechanism, a square frame 109 is arranged at one end of the connecting block 108, and a second connecting rod 110 is arranged between the sliders 104. The top surface of the rod 110 is wavy, the square frame 109 passes through the second connecting rod 110, and the second connecting rod 110 is provided with a chute 111 along its length direction, and the upper end of the square frame 109 is pierced with a stop bar 112, and the stop bar 112 The lower end is provided with a connecting plate 113, and the bottom surface of the connecting plate 113 is provided with a push rod 114. The push rod 114 is located in the chute 111 and passes through the lower end of the frame 109. The bottom surface of the connecting plate 113 is also provided with two rollers 115, and the rollers 115 are respectively located Both sides of the push rod 114 are in contact with the wavy surface of the second connecting rod 110. The lower end of the push rod 114 is also provided with a support plate 116, and the support plate 116 is provided with a glue-applying needle for applying protective glue to the horn. Rollers 115 In the process of moving back and forth, it can also move up and down, so as to adjust the distance between the glue applicator and the flat speaker, which can not only ensure the accurate application of protective glue on the flat speaker, but also avoid collision and interference with the speaker during the moving process. .

Specifically, the push rod 114 is also sleeved with a spring 117, and the two ends of the spring 117 are respectively abutted against the support plate 116 and the bottom of the box 109, and the spring 117 is always in a compressed state, so as to ensure that the gluing needle always has a right to move downward. Tendency, make the roller 115 closely contact with the corrugated surface of the second connecting rod 112 .

Specifically, both the first limiting assembly and the second limiting assembly include a second screw rod 201, and the second screw rod 201 is installed in the cross bar 202, and the cross bar 202 is installed on the arc track 101, and the second screw rod 201 One end is connected to the third motor 203, the third motor 203 is installed on the cross bar 202, the center of the cross bar 202 is provided with a partition 204, the partition 204 divides the thread of the second screw mandrel 201 into two sections, and the rotation of the two sections of thread to the opposite.

Specifically, in order to ensure that the flat panel carrying the flat-panel speaker can be smoothly conveyed on the conveyor belt, the bottom surface of the cross bar 202 is higher than the conveyor belt by a predetermined distance.

Specifically, the first limiting assembly further includes a limiting plate 205. One end of the limiting plate 205 is sleeved on the two threads of the second screw rod 201 and arranged symmetrically. The side of the limiting plate 205 away from the center of the conveyor belt is provided with Support rod 206, the support rod 206 is installed on the horizontal plate 207, the two ends of the horizontal plate 207 are respectively fixed on the arc track 101, one end of the support rod 206 is also provided with a stopper 208, the stopper 208 is used to abut against the horizontal plate 207.

Specifically, the second limiting assembly also includes two baffles 209, the baffles 209 are vertically installed on one side of the slide plate 210, the upper end of the other side of the slide plate 210 is vertically provided with a support plate 212, and the support plate 212 is sleeved on the second On the two threads of the screw rod 201, after the flat plate bearing the flat horn abuts against the baffle plate 209, due to the action of the conveyor belt, the support plate 212 connected to the baffle plate 209 will be offset, so the slide bar 210 The upper end is sheathed on the sliding rod 211 to avoid deviation of the support plate 212 , and both ends of the sliding rod 211 are installed on the arc track 101 .

Specifically, the length direction of the sides of the baffle 209 is parallel to the traveling direction of the conveyor belt, and in order to avoid direct contact between the lower end of the baffle 209 and the conveyor belt, causing abrasion, there is a predetermined distance between the lower end of the baffle 209 and the end surface of the conveyor belt.

Specifically, the linear mechanism includes a first screw rod 301, the first screw rod 301 is installed above the first connecting rod 102, and is connected to the second motor 302, the second motor 302 is installed on the first connecting rod 102, and the connecting block 108 sets Set on the first threaded mandrel 301.

The specific implementation is described as follows:

When the flat plate carrying the flat speaker is conveyed between the two arc-shaped tracks 101 by the conveyor belt, the third motor 203 on the second limit assembly is started to drive the second screw rod 201 to rotate, so that the two baffles 209 move toward each other Predetermined distance, after one end of the plate abuts against the baffle plate 209, start the third motor 203 of the first limiter assembly, so that the two limiter plates 205 move toward each other until they abut against both sides of the plate, so that the length direction of the plate The central axis of the conveyor belt is on the center line of the conveyor belt, and then the first motor 107 is started to drive the gear 106 connected to the rotating shaft 105 to rotate. Since the gear 106 matches the gear teeth 103 of the arc track 101, the first connecting rod 102 moves along the The arc track 101 moves, and after moving a certain distance, starts the second motor 302 to drive the first screw mandrel 301 to rotate, thereby driving the connecting block 108 to move in the left-right direction. The wavy surface of the second connecting rod 110 is in contact with each other, so the roller 115 will move up and down, thereby driving the push rod 114 to move up and down. During the upward movement of the push rod 114, the spring 117 is compressed, and the rubber needle and the horn are separated. Contact, stop applying protective glue to the horn. During the downward movement of the ejector rod 114, the glue applicator contacts the horn wiring and applies a certain amount of protective glue. The existence of the spring 117 ensures that the glue applicator needle always has the ability to move downward. trend, so as to ensure that the gluing needle can be in contact with the horn when it is at the lowest point. After the protective glue is applied to the horn on one side of the plate, the first motor 107 is started again to drive the first connecting rod 102 to move to an arc At the other end of the track 101, start to apply protective glue to the speaker on the other side of the plate.

The above are only preferred embodiments of the utility model, and are not intended to limit the utility model. Obviously, those skilled in the art can make various changes and modifications to the utility model without departing from the spirit and scope of the utility model. In this way, if these modifications and variations of the utility model fall within the scope of the claims of the utility model and equivalent technologies thereof, the utility model is also intended to include these modifications and variations.

Claims (8)

1. A device for smearing protective glue for flat-panel speakers, installed on a conveyor belt, is characterized in that it comprises: The gluing mechanism (100) includes a gluing assembly and two symmetrically arranged arc-shaped tracks (101) installed on the conveyor belt, and the gluing assembly is installed on the arc-shaped track (101) for Applying protective glue to the horn, a first connecting rod (102) moving along the track is arranged between the arc-shaped tracks (101), the glue-applied component is set through the first connecting rod (102), and connected to the moving end of a linear mechanism mounted on the first connecting rod (102); The limiting mechanism (200) includes a first limiting component and a second limiting component arranged in sequence along the traveling direction of the conveyor belt, and are respectively installed on the arc-shaped track (101), the second limiting component It is used to abut against the flat plate on which the speaker is placed, and the first limiting component is used to limit the left and right sides of the flat plate. 2. The protective glue application device for flat-panel speakers according to claim 1, characterized in that, the interior of the arc-shaped track (101) is hollow along its track, and gear teeth (103) are provided, and the first connecting rod (102) sliders (104) are provided at both ends of the bottom surface, the sliders (104) are sheathed on the arc-shaped track (101), and the sliders (104) are pierced with a rotating shaft (105), A gear (106) is sheathed on the rotating shaft (105), and the gear (106) is located inside the arc track (101) and cooperates with the gear teeth (103). The rotating shaft (105) One end is connected with a first motor (107), and the first motor (107) is installed on the slider (104). 3. The protective glue application device for flat-panel speakers according to claim 2, characterized in that, the glue application assembly includes a connecting block (108), and the connecting block (108) is sheathed on the moving end of the linear mechanism , a square frame (109) is provided at one end of the connecting block (108), a second connecting rod (110) is arranged between the sliders (104), and the top surface of the second connecting rod (110) is wavy , the square frame (109) passes through the second connecting rod (110), and the second connecting rod (110) is provided with a chute (111) along its length, and the upper end of the square frame (109) A limit rod (112) is pierced, and a connection plate (113) is provided at the lower end of the limit rod (112). The bottom surface of the connection plate (113) is provided with a push rod (114). Inside the chute (111) and through the lower end of the square frame (109), two rollers (115) are provided on the bottom surface of the connecting plate (113), and the rollers (115) are respectively located on the top Both sides of the rod (114) are in contact with the wavy surface of the second connecting rod (110); The lower end of the ejector rod (114) is also provided with a support plate (116), and the support plate (116) is provided with a glue application needle for applying protective glue to the horn. 4. The protective glue application device for flat-panel speakers according to claim 3, characterized in that a spring (117) is sheathed on the push rod (114), and the two ends of the spring (117) are respectively abutted against the The support plate (116) and the bottom of the box (109), and the spring (117) is always in a compressed state. 5. The device for applying protective glue for flat-panel speakers according to claim 1, characterized in that, both the first limiting component and the second limiting component include a second screw rod (201), and the second screw rod (201) The rod (201) is installed in the cross bar (202), the cross bar (202) is installed on the arc track (101), one end of the second screw rod (201) is connected to the third motor (203), The third motor (203) is installed on the crossbar (202), and the center of the crossbar (202) is provided with a partition (204), and the partition (204) connects the second screw rod ( 201) The thread is divided into two sections, and the direction of rotation of the two sections of thread is opposite. 6. The protective glue application device for flat-panel speakers according to claim 5, characterized in that, the first limiting component further includes a limiting plate (205), and one end of the limiting plate (205) is sheathed on the The two threads of the second screw rod (201) are symmetrically arranged, and the side of the limit plate (205) away from the center of the conveyor belt is provided with a support rod (206), and the support rod (206) is passed through On the horizontal plate (207), both ends of the horizontal plate (207) are respectively fixed on the arc-shaped track (101), and one end of the support rod (206) is also provided with a stopper (208), the stopper A block (208) is used to abut to said cross plate (207). 7. The protective glue application device for flat-panel speakers according to claim 5, characterized in that, the second limit assembly further includes two baffles (209), and the baffles (209) are vertically installed on the sliding plate (210 ), the upper end of the slider (210) is sleeved on the slider (211), and the two ends of the slider (211) are installed on the arc track (101), and the slider (210) is another The upper end of one side is vertically provided with a support plate (212), and the support plate (212) is sheathed on the two threads of the second screw rod (201). 8. The protective glue application device for flat-panel speakers according to claim 7, characterized in that the side length direction of the baffle (209) is parallel to the traveling direction of the conveyor belt, and there is a predetermined distance between the lower end and the end surface of the conveyor belt .

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