CN110920001B

CN110920001B - Loudspeaker assembly production system

Info

Publication number: CN110920001B
Application number: CN201911183270.XA
Authority: CN
Inventors: 梅涛; 郁成飞
Original assignee: Anhui Jingli Electronic Co ltd
Current assignee: Anhui Jingli Electronic Co ltd
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2021-09-14
Anticipated expiration: 2039-11-27
Also published as: CN110920001A

Abstract

The invention discloses a loudspeaker assembly production system, which comprises a melting device, a mould forming device, a carrying device, a conveying device, a cooling device, a drying device and a glue injection device which are connected in sequence; the smelting pot discharges the liquid after melting from the discharging pipe and pours into the bed die and form the speaker body in the mould, the lift cylinder drives the bed die to descend, the conveyer belt moves the bed die to the sucking disc below, the speaker body on the bed die is inhaled to the sucking disc, the conveyer belt reversal bed die returns to initial position, the suction of sucking disc disappears, the speaker body falls on the conveyer belt, in last mould and bed die break away from the in-process that moves to the right from initial position, the speaker body also moves on the conveyer belt, the bed die moves to below the sucking disc, the speaker body falls on cooling device's conveyer belt, accomplish and remove, have automated production and need not the advantage of manual bed die of tearing down.

Description

Loudspeaker assembly production system

Technical Field

The invention relates to a loudspeaker assembly production system, in particular to a loudspeaker assembly production system.

Background

The loudspeaker, also known as loudspeaker, can change the signal of telecommunication into the acoustical signal, is a electroacoustic transducer spare commonly used, the loudspeaker contains more spare parts, need bond the equipment formation subassembly between most spare parts, then assemble into the finished product, the production process is moulded plastics into the body usually in the mould, need send subsequent technology processing after the manual work is dismantled to the completion, by artifical the completion, production efficiency is lower, and the human cost is high, is unfavorable for the improvement of productivity, can not adapt to the mass production demand.

Disclosure of Invention

The invention aims to provide a loudspeaker assembly production system which has the advantages of automatic production and no need of manually disassembling a die.

In order to achieve the purpose, the invention provides the following technical scheme: the loudspeaker assembly production system comprises a melting device, a mould forming device, a carrying device, a conveying device, a cooling device, a drying device and a glue injection device which are sequentially connected;

the conveying device comprises a support, a conveying belt, two groups of clamping plates and a lifting cylinder, wherein the conveying belt is sleeved on a rotating roller on the support, the clamping plates are fixed on the conveying belt in a matching manner, the lifting cylinder is clamped in a vertical state, and a telescopic rod of the lifting cylinder is upwards fixed on the conveying belt;

the melting device comprises a melting furnace frame, a melting furnace, a heater and a discharge pipe, wherein the melting furnace is arranged on the melting furnace frame, the heater is arranged at the top of the melting furnace and is communicated with an inner cavity of the melting furnace, and the bottom of the discharge pipe is connected with one end of the discharge pipe;

the mould forming device comprises a support frame, an upper mould and a lower mould, wherein the support frame is distributed on two sides of the conveying belt, the support frame is fixed at two ends of the upper mould, the bottom surface of the lower mould is arranged on a telescopic rod of the lifting cylinder, a cavity formed by closing the lower mould and the upper mould is in a loudspeaker forming shape, a discharge pipe is connected with the upper mould, and the discharge pipe injects liquid in the melting furnace into the cavity to form a loudspeaker blank body;

the carrying device comprises a hanging bracket, a negative pressure pump, a shell and suckers, wherein the hanging bracket is distributed on two sides of a conveying belt, the negative pressure pump is fixed at the top of the hanging bracket, the shell is hung on the bottom surface of the negative pressure pump, the suckers are installed at the bottom of the shell, a connecting pipeline on the negative pressure pump penetrates through the shell to be connected with the suckers, an electromagnetic valve on the negative pressure pump is opened and closed to control the attraction force on the suckers, an upper die and a lower die are separated from an initial position, a lifting cylinder drives the lower die to descend, the conveying belt moves the lower die to the position below the suckers, the suckers suck speaker blanks on the lower die, the conveying belt reversely rotates the lower die to return to the initial position, and the distance between the upper die and the suckers is greater than the distance from the suckers to the right side of the conveying belt of the carrying device;

the cooling device comprises a motor, a belt, an inclined frame, a water tank, spray heads and an upper frame, wherein the bottom end of the inclined frame is arranged below the port of the conveying belt, the upper frame is distributed at two ends of the inclined frame, the spray heads are uniformly distributed on the upper frame, water sprayed on the spray heads cools a loudspeaker blank, the conveying belt is arranged on the inclined frame, and a rotating wheel sleeve on the conveying belt is connected with the belt and the motor;

the drying device comprises a drying shell with an opening at the top, an air heater, an air outlet pipe and a conveying net, wherein the top end of an inclined frame is overlapped on the opening of the drying shell, the tail end of a conveyor belt of the cooling device is arranged in the opening of the drying shell, the conveying net and the air heater are arranged in the drying shell, the air heater is arranged below the conveying net, the air outlet pipe arranged on the air heater faces the conveying net, and the air heater dries the surface of the loudspeaker blank;

the glue injection device comprises a shell, a glue storage box, vertical slide rails, transverse slide rails and a glue dispensing head, wherein a conveying net penetrates through the shell, the shell is located on two walls above the conveying net, the vertical slide rails are installed on the two walls, the two ends of each transverse slide rail are clamped on the vertical slide rails on the two sides to slide up and down, the glue dispensing head is clamped on the transverse slide rails to slide horizontally, the glue storage box is connected with the glue dispensing head through a pipeline, and the glue dispensing head is used for dispensing glue to a loudspeaker blank conveyed by the conveying net.

Furthermore, the conveying net is connected with a motor outside the drying shell to drive the conveying net to rotate.

Furthermore, the surface of the conveyor belt on the inclined frame is provided with a baffle plate, and the baffle plate can abut against the loudspeaker blank body.

Compared with the prior art, the invention has the beneficial effects that:

the loudspeaker assembly production system comprises a smelting furnace, a lower die and an upper die, wherein molten liquid is discharged from a discharge pipe and injected into the lower die and the upper die to form a loudspeaker blank, a lifting cylinder drives the lower die to descend, a conveyor belt moves the lower die to the position below a sucker, the sucker sucks the loudspeaker blank on the lower die, the conveyor belt rotates reversely, the lower die returns to an initial position, the suction force of the sucker disappears, the loudspeaker blank falls onto the conveyor belt, the loudspeaker blank also moves on the conveyor belt in the process that the upper die and the lower die are separated from the initial position and move rightwards, the lower die moves to the position below the sucker, the loudspeaker blank falls onto the conveyor belt of a cooling device to complete removal, water sprayed on a spray head falls onto the loudspeaker blank and is cooled by energy exchange, the caliber of a net opening of a conveying net is set as required, and upward hot air generated by a hot air blower cannot be influenced when the cooling water falls down, liquid on the loudspeaker blank can be quickly dried so that subsequent glue injection process can be conveniently carried out, the loudspeaker blank is subjected to glue injection through the arrangement of the vertical slide rail and the transverse slide rail, and the loudspeaker blank glue injection device has the advantages of being automatic in production and free of manually detaching a die.

Drawings

FIG. 1 is an overall block diagram of the present invention;

FIG. 2 is a mold moving view of the present invention;

FIG. 3 is a partial top view of the present invention;

fig. 4 is a structural diagram of the glue injection device of the invention.

In the figure: 1. a melting device; 11. a melting furnace frame; 12. a furnace; 13. a heater; 14. a discharge pipe; 2. a mold forming device; 21. a support frame; 22. an upper die; 23. a lower die; 3. a carrying device; 31. a hanger; 32. a negative pressure pump; 33. a housing; 34. a suction cup; 4. a conveying device; 41. a support; 42. a conveyor belt; 43. a splint; 44. a lift cylinder; 5. a cooling device; 51. a motor; 52. a belt; 53. a sloping frame; 54. a water tank; 55. a spray head; 56. putting on a shelf; 6. a drying device; 61. drying the shell; 62. a hot air blower; 63. an air outlet pipe; 64. a conveying net; 7. a glue injection device; 71. a housing; 72. a glue storage box; 73. a vertical slide rail; 74. a transverse slide rail; 75. and (5) dispensing a glue head.

Detailed Description

The technical scheme in the embodiment of the invention will be made clear below by combining the attached drawings in the embodiment of the invention; fully described, it is to be understood that the described embodiments are merely exemplary of some, but not all, embodiments of the invention and that all other embodiments, which can be derived by one of ordinary skill in the art based on the described embodiments without inventive faculty, are within the scope of the invention.

Referring to fig. 1-3, the loudspeaker assembling and producing system includes a melting device 1, a mold forming device 2, a carrying device 3, a conveying device 4, a cooling device 5, a drying device 6 and a glue injection device 7 connected in sequence, installation through above-mentioned equipment is processed loudspeaker production to assembly process, conveyor 4 includes support 41, conveyer belt 42, two sets of splint 43 and lift cylinder 44, the cover has conveyer belt 42 on the rotatory gyro wheel on the support 41, support 41 plays the effect of support to conveyer belt 42 is rotatory, splint 43 is fixed on conveyer belt 42 in coordination, keep vertical state centre gripping lift cylinder 44, the telescopic link of lift cylinder 44 upwards fixes on conveyer belt 42, lift cylinder 44 is through the fixed vertical ascending state that keeps of the splint 43 of both sides, the rotatory positive and negative length control of conveyer belt 42, lift cylinder 44 can keep vertical state throughout.

The melting device 1 comprises a melting furnace frame 11, a melting furnace 12, a heater 13 and a discharging pipe 14, wherein the melting furnace 12 is arranged on the melting furnace frame 11, the heater 13 is arranged at the top of the melting furnace 12, the heater 13 adopts high temperature generated by existing gas combustion to raise the temperature in the melting furnace 12 and is communicated with the inner cavity of the melting furnace 12, the bottom of the discharging pipe 14 is connected with one end of the discharging pipe 14, and the melting furnace 12 discharges melted liquid from the discharging pipe 14 and injects the melted liquid into a lower die 23 and an upper die 22.

The mold forming device 2 comprises a support frame 21, an upper mold 22 and a lower mold 23, wherein the support frame 21 is distributed on two sides of a conveyor belt 42, the support frame 21 is fixed at two ends of the upper mold 22, the bottom surface of the lower mold 23 is installed on an expansion rod of a lifting cylinder 44, a cavity formed by closing the lower mold 23 and the upper mold 22 is in a speaker forming shape, a discharge pipe 14 is connected with the upper mold 22, the discharge pipe 14 injects liquid in a smelting furnace 12 into the cavity to form a speaker blank, the lifting cylinder 44 moves to the lower part of the lower mold 23, and the lower mold 23 and the upper mold 22 are controlled to be closed through lifting to complete injection molding.

The carrying device 3 comprises a hanger 31, a negative pressure pump 32, a shell 33 and suckers 34, wherein the hanger 31 is distributed on two sides of a conveyor belt 42, the negative pressure pump 32 is fixed on the top of the hanger 31, the shell 33 is hung on the bottom surface of the negative pressure pump 32, the suckers 34 are installed at the bottom of the shell 33, a connecting pipeline on the negative pressure pump 32 penetrates through the shell 33 to be connected with the suckers 34, the negative pressure pump 32 can pump air in the shell 33, the suckers 34 are connected with the shell 33, so that the suction force of the suckers 34 can be changed, electromagnetic valves on the negative pressure pump 32 are opened and closed to control the suction force on the suckers 34, an upper mold 22 and a lower mold 23 are separated from an initial position, a lifting cylinder 44 drives the lower mold 23 to descend, the conveyor belt 42 moves the lower mold 23 to the positions below the suckers 34, the suckers 34 suck speaker blanks on the lower mold 23, the distance between the upper mold 22 and the suckers 34 is greater than the distance between the suckers 34 and the right side edge of the conveyor belt 42 of the carrying device 3, the conveyor belt 42 reverses the lower die 23 to return to the initial position, at this time, the electromagnetic valve of the negative pressure pump 32 is closed, the suction force of the suction cup 34 disappears, the speaker blank falls on the conveyor belt 42, the speaker blank also moves on the conveyor belt 42 in the process that the upper die 22 and the lower die 23 are separated from the initial position and move to the right, the lower die 23 moves below the suction cup 34, and the speaker blank falls on the conveyor belt 42 of the cooling device 5 to finish the removal without being manually detached.

The cooling device 5 comprises a motor 51, a belt 52, an inclined frame 53, a water tank 54, a spray head 55 and an upper frame 56, wherein the bottom end of the inclined frame 53 is arranged below the port of the conveyor belt 42, the upper frame 56 is distributed at the two ends of the inclined frame 53, a baffle is arranged on the surface of the conveyor belt 42 on the inclined frame 53 and can abut against a loudspeaker blank, the spray head 55 is uniformly distributed on the upper frame 56, the spray head 55 sprays water to cool the loudspeaker blank, the conveyor belt 42 is arranged on the inclined frame 53, a rotating wheel on the conveyor belt 42 is sleeved with the belt 52 to be connected with the motor 51, the cooling time of the loudspeaker blank is prolonged through the arrangement of the inclined frame 53, and the water sprayed on the spray head 55 falls onto the loudspeaker blank and is cooled by energy exchange.

The drying device 6 comprises a drying shell 61 with an opening at the top, a hot air blower 62, an air outlet pipe 63 and a conveying net 64, the top end of the inclined frame 53 is placed on the opening of the drying shell 61, the tail end of a conveyor belt 42 of the cooling device 5 is placed in the opening of the drying shell 61, the conveying net 64 and the hot air blower 62 are arranged in the drying shell 61, the hot air blower 62 is placed below the conveying net 64, the air outlet pipe 63 mounted on the hot air blower 62 faces the conveying net 64, the hot air blower 62 dries the surface of the loudspeaker blank, the conveying net 64 is connected with a motor 51 outside the drying shell 61 and drives the conveying net 64 to rotate, the net mouth caliber of the conveying net 64 is set according to needs, cooling water can fall down and upward hot air generated by the hot air blower 62 cannot penetrate through, liquid on the loudspeaker blank can be dried quickly, and a subsequent glue injection process can be carried out.

Referring to fig. 4, the glue injection device 7 includes a housing 71, a glue storage box 72, vertical slide rails 73, horizontal slide rails 74, and glue injection heads 75, the conveying net 64 passes through the housing 71, the vertical slide rails 73 are installed on two walls of the housing 71 above the conveying net 64, two ends of the horizontal slide rails 74 are clamped on the vertical slide rails 73 on two sides to slide up and down, the glue injection heads 75 are clamped on the horizontal slide rails 74 to slide horizontally, the glue storage box 72 is connected with the glue injection heads 75 through a pipeline, the glue injection heads 75 perform glue injection on speaker blanks conveyed by the conveying net 64, and the vertical slide rails 73 and the horizontal slide rails 74 are arranged to perform glue injection on the speaker blanks.

The working principle is as follows: the melting furnace 12 discharges the melted liquid from the discharging pipe 14, the melted liquid is injected into the lower die 23 and the upper die 22, the discharging pipe 14 injects the liquid in the melting furnace 12 into the cavity to form a speaker blank, the lifting cylinder 44 drives the lower die 23 to descend, the conveyor belt 42 moves the lower die 23 to the position below the suction cup 34, the suction cup 34 sucks the speaker blank on the lower die 23, the conveyor belt 42 reverses the lower die 23 to return to the initial position, at this time, the electromagnetic valve of the negative pressure pump 32 is closed, the suction force of the suction cup 34 disappears, the speaker blank falls on the conveyor belt 42, in the process that the upper die 22 and the lower die 23 are separated from the initial position and move to the right, the speaker blank also moves on the conveyor belt 42, the lower die 23 moves to the position below the suction cup 34, the speaker blank falls on the conveyor belt 42 of the cooling device 5, the carrying-off is completed, the water sprayed on the spray nozzle 55 falls on the speaker blank, and is cooled by energy exchange, the mesh opening caliber of the conveying mesh 64 is set as required, so that cooling water can fall down, upward hot air generated by the air heater 62 cannot be influenced, and liquid on the loudspeaker blank can be quickly dried, so that the subsequent glue injection process can be conveniently carried out, and the loudspeaker blank can be subjected to glue dispensing through the arrangement of the vertical slide rail 73 and the transverse slide rail 74.

In summary, in the loudspeaker assembling production system, the melting furnace 12 discharges the melted liquid from the discharging pipe 14 and injects the melted liquid into the lower die 23 and the upper die 22 to form a loudspeaker blank, the lifting cylinder 44 drives the lower die 23 to descend, the conveyor belt 42 moves the lower die 23 to the lower part of the suction cup 34, the suction cup 34 sucks the loudspeaker blank on the lower die 23, the conveyor belt 42 reverses the lower die 23 to return to the initial position, the suction force of the suction cup 34 disappears, the loudspeaker blank falls onto the conveyor belt 42, the loudspeaker blank also moves on the conveyor belt 42 in the process that the upper die 22 and the lower die 23 are separated from the initial position and move to the right, the lower die 23 moves to the lower part of the suction cup 34, the loudspeaker blank falls onto the conveyor belt 42 of the cooling device 5 to complete the separation, the water sprayed on the spray head 55 falls onto the loudspeaker blank to be cooled by energy exchange, the mesh opening diameter of the conveying mesh 64 is set as required, both can let the cooling water fall and can not influence the ascending steam that air heater 62 produced simultaneously and pass, can the liquid on the speaker body of fast drying to subsequent injecting glue technology, setting up of vertical slide rail 73 and horizontal slide rail 74 lets it carry out the point to the speaker body and glues, have automated production and need not the advantage of manual pull-down mould.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.

Claims

1. The loudspeaker assembly production system is characterized by comprising a melting device (1), a mould forming device (2), a carrying device (3), a conveying device (4), a cooling device (5), a drying device (6) and a glue injection device (7) which are connected in sequence;

the conveying device (4) comprises a support (41), a conveying belt (42), two groups of clamping plates (43) and a lifting cylinder (44), the conveying belt (42) is sleeved on a rotating roller on the support (41), the clamping plates (43) are fixed on the conveying belt (42) in a matching mode, the lifting cylinder (44) is clamped in a vertical state, and a telescopic rod of the lifting cylinder (44) is upwards fixed on the conveying belt (42);

the melting device (1) comprises a melting furnace frame (11), a melting furnace (12), a heater (13) and a discharge pipe (14), wherein the melting furnace (12) is arranged on the melting furnace frame (11), the heater (13) is arranged at the top of the melting furnace (12) and is communicated with the inner cavity of the melting furnace (12), and the bottom of the discharge pipe (14) is connected with one end of the discharge pipe (14);

the mould forming device (2) comprises a support frame (21), an upper mould (22) and a lower mould (23), wherein the support frame (21) is distributed on two sides of a conveyor belt (42), the support frame (21) is fixed at two ends of the upper mould (22), the bottom surface of the lower mould (23) is installed on a telescopic rod of a lifting cylinder (44), a cavity formed by closing the lower mould (23) and the upper mould (22) is in a loudspeaker forming shape, a discharge pipe (14) is connected with the upper mould (22), and the discharge pipe (14) injects liquid in a smelting furnace (12) into the cavity to form a loudspeaker blank;

the carrying device (3) comprises a hanging bracket (31), a negative pressure pump (32), a shell (33) and suckers (34), wherein the hanging bracket (31) is distributed on two sides of a conveyor belt (42), the negative pressure pump (32) is fixed on the top of the hanging bracket (31), the shell (33) is hung on the bottom surface of the negative pressure pump (32), the suckers (34) are installed at the bottom of the shell (33), a connecting pipeline on the negative pressure pump (32) penetrates through the shell (33) to be connected with the suckers (34), an electromagnetic valve on the negative pressure pump (32) is opened and closed to control the suction force on the suckers (34), an upper die (22) and a lower die (23) are separated from an initial position, a lifting cylinder (44) drives the lower die (23) to descend, the conveyor belt (42) moves the lower die (23) to the lower side of the suckers (34), the suckers (34) suck speaker blanks on the lower die (23), and the conveyor belt (42) reverses and returns to the initial position, the distance between the upper die (22) and the suction cup (34) is greater than the distance between the suction cup (34) and the right side edge of the conveyor belt (42) of the carrying device (3);

the cooling device (5) comprises a motor (51), a belt (52), an inclined frame (53), a water tank (54), spray heads (55) and an upper frame (56), wherein the bottom end of the inclined frame (53) is arranged below a port of the conveyor belt (42), the upper frame (56) is distributed at two ends of the inclined frame (53), the spray heads (55) are uniformly distributed on the upper frame (56), water sprayed on the spray heads (55) cools a loudspeaker blank, the conveyor belt (42) is installed on the inclined frame (53), and a rotating wheel on the conveyor belt (42) is sleeved with the belt (52) and connected with the motor (51);

the drying device (6) comprises a drying shell (61) with an opening at the top, a hot air blower (62), an air outlet pipe (63) and a conveying net (64), the top end of an inclined frame (53) is placed on the opening of the drying shell (61), the tail end of a conveyor belt (42) of the cooling device (5) is placed in the opening of the drying shell (61), the conveying net (64) and the hot air blower (62) are arranged inside the drying shell (61), the hot air blower (62) is placed below the conveying net (64), the air outlet pipe (63) installed on the hot air blower (62) faces the conveying net (64), and the hot air blower (62) dries the surface of the loudspeaker blank;

glue injection device (7) are including casing (71), deposit gluey case (72), erect slide rail (73), horizontal slide rail (74) and some glue head (75), carry net (64) to pass casing (71), casing (71) are located the two walls installation of top of carrying net (64) and are erected slide rail (73), the both ends card of horizontal slide rail (74) slides from top to bottom at the perpendicular slide rail (73) of both sides, glue head (75) card is gone up horizontal slip at horizontal slide rail (74) in some glue, it meets with glue head (75) through pipeline to deposit gluey case (72), glue head (75) is glued to the speaker blank point that carries net (64) transportation.

2. Loudspeaker assembly production system according to claim 1, wherein the conveyor net (64) is connected to a motor (51) outside the drying cabinet (61) for driving the conveyor net (64) in rotation.

3. A loudspeaker assembly production system according to claim 1, wherein the conveyor belt (42) on the ramp (53) is provided with a baffle which is adapted to abut against the loudspeaker blank.