CN217291270U - Earphone core assembling equipment - Google Patents

Abstract

The utility model discloses an earphone core equipment, including the frame, be provided with end to end connection's the mainstream line and the backward flow that are used for transporting the frock in the frame, voice coil loudspeaker voice coil installation device, lead wire spot welding device, lead wire glue spraying device, support glue spraying device, sound membrane installation device, sound membrane center glue spraying device, product turning device one, height measuring device, copper ring glue spraying device, protecgulum installation device, protecgulum glue spraying device, product turning device two, magnetic circuit glue spraying device one, T iron installation device, screen cloth installation device, magnetic circuit glue spraying device one, laser marking device, product material collecting device, the end of backward flow is provided with the support installation device, all be provided with the frock runner of location frock under the above-mentioned device, the frock runner embedding on the mainstream line and with the mainstream line intercommunication. The utility model adopts the above structure earphone core equipment can solve the problem that current earphone production efficiency is low, the quality uniformity is poor.

Description

Earphone core assembling equipment

Technical Field

The utility model belongs to the technical field of the earphone technique and specifically relates to an earphone core equipment is related to.

Background

The earphone has become a necessary accessory for each electronic product, and in addition, the earphone provides better sound transmission for listeners, but the process needs multi-person operation to meet the requirement of full-line balanced production, so that the labor cost is high, and the labor efficiency is low. The earphone needs to be manually coordinated among all the working procedures in the production process, the produced intermediate product also needs to have a certain temporary storage space, the production mode not only occupies a large space, but also influences the production efficiency and increases the labor force due to the carrying of the product. The operation quality depends on higher skill requirements of operators, so that the assembly quality can be different along with different familiarity of different technicians, and the consistency of the assembly quality is difficult to ensure.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an earphone core equipment solves the problem that current earphone production efficiency is low, the quality uniformity is poor.

In order to achieve the purpose, the utility model provides an earphone core assembly device, which comprises a frame, wherein a main flow line and a return flow line which are connected end to end and used for transporting a tool are arranged on the frame, the main flow line is sequentially provided with a voice coil mounting device, a lead spot welding device, a lead glue spraying device, a support glue spraying device, a sound film mounting device, a sound film center glue spraying device, a first product overturning device, a height measuring device, a copper ring glue spraying device, a front cover mounting device, a front cover glue spraying device, a second product overturning device, a first magnetic circuit glue spraying device, a T iron mounting device, a mesh mounting device, a first magnetic circuit glue spraying device, a laser marking device and a product receiving device, the tail end of the return line is provided with the support mounting device, the tool runners of the positioning tool are arranged right below the device and embedded into the main flow line and communicated with the main flow line.

Preferably, a connecting plate is arranged between the tail end of the main flow line and the head end of the return flow line, and a material pushing cylinder for pushing the tool to the return flow line along the connecting plate is arranged at the tail end of the main flow line.

Preferably, the voice coil mounting device, the lead spot welding device, the support glue spraying device, the sound film center glue spraying device, the copper ring glue spraying device, the front cover mounting device, the magnetic circuit glue spraying device I, the front cover glue spraying device and the magnetic circuit glue spraying device II are all provided with a CCD detection mechanism.

Preferably, the tool flow channel comprises a base, a flow channel is arranged in the middle of the base, a first baffle and a second baffle are arranged on two sides of the flow channel above the base, a lower positioning plate is arranged on the upper portion of the flow channel, the lower positioning plate and the main flow line are in the same straight line and are communicated, a limiting groove for placing the tool is arranged on the side face, close to the flow channel, of the first baffle, the limiting groove is located above the lower positioning plate, and a limiting block for limiting the tool is arranged on the upper surface of the second baffle; a screw-nut pair power structure for driving the lower positioning plate to reciprocate in the flow channel is arranged on the base, an air cylinder for driving the lower positioning plate to move up and down is arranged on the power structure, and lower positioning pins which correspond to pin holes in the tool one by one are arranged on the lower positioning plate; an installation plate is arranged above the first baffle plate, an air cylinder for driving the installation plate to move up and down is arranged on the base, an upper positioning plate is arranged on the installation plate, upper positioning pins which correspond to the lower positioning pins one by one are arranged on the upper positioning plate, and blocking pieces for blocking the tool are arranged at two ends of the upper positioning plate; the discharge end of the baffle I is provided with a pushing structure corresponding to the limiting structure for pushing out the defective products; the discharge end of the flow channel is provided with a supporting plate for supporting the tool, and a space for allowing the lower positioning plate to move is formed between the supporting plate and the first baffle plate.

Preferably, the mounting plate is provided with a plurality of guide pillars, the first baffle is provided with guide holes for the guide pillars to pass through, and the lower parts of the guide pillars are connected with the telescopic rods of the air cylinders through connecting plates.

Preferably, the limiting structure comprises a limiting cylinder arranged on the base, a limiting plate is arranged on a telescopic rod of the limiting cylinder, and a avoidance hole for the limiting plate to pass through is formed in the baffle II; the push-out structure is a push-out cylinder arranged on the first baffle plate, and a push plate for pushing out the tool is arranged on a telescopic rod of the push-out cylinder.

Preferably, the first product turnover device and the second product turnover device both comprise turnover mechanisms for turning over products and conveying mechanisms for placing the products into the tool; the conveying mechanism comprises an upright fixed on the rack, a transverse moving module is arranged on the upright, the transverse moving module is arranged along the moving direction of a main flow line, a second lifting module is arranged on the transverse moving module, and a second clamping jaw cylinder is arranged on a lifting plate of the second lifting module.

Preferably, the turnover mechanism comprises a telescopic cylinder arranged on the rack, a lifting cylinder is arranged on a telescopic rod of the telescopic cylinder, a fixed plate is arranged on a telescopic rod of the lifting cylinder, a rotary cylinder is arranged on the fixed plate, and a first clamping jaw cylinder is arranged on a rotary shaft of the rotary cylinder; the fixed plate is provided with limiting columns for limiting the rotation angle of the rotating cylinder, two 180-degree limiting columns are respectively positioned on two sides of the rotating cylinder, and the rotating cylinder is provided with a lug matched with the limiting columns; a protective spring is arranged between the fixed plate and the lifting cylinder.

Preferably, a product pressure maintaining mechanism is arranged behind the first product turnover device and the second product turnover device.

Preferably, the product pressure maintaining mechanism comprises a mounting seat arranged on the rack, a first lifting module is arranged above the mounting seat, a pressure head is arranged on the first lifting module, and a buffering elastic element is arranged between the pressure head and the first lifting module.

An earphone core equipment, main flow line and return line end are adjacent, can realize the circulation flow of frock, work efficiency is high. The tooling flow channel is arranged below each device, and the tooling flow channel realizes the positioning of the tooling through the auxiliary action of the upper positioning pin, the lower positioning pin and the separation blade, so that the processing precision of the product is improved. The product turnover device arranged on the main flow line can realize turnover of a product and processing of the front side and the back side. Whole equipment does not need artifical transport, can realize the streamlined production of product, and work efficiency is high.

The technical solution of the present invention is further described in detail by the accompanying drawings and examples.

Drawings

Fig. 1 is a schematic structural view of an embodiment of the earphone core assembling apparatus of the present invention;

fig. 2 is a schematic view of a tooling flow channel structure of an embodiment of the earphone core assembling apparatus of the present invention;

fig. 3 is a schematic structural view of a pressure maintaining mechanism according to an embodiment of the earphone core assembling apparatus of the present invention;

fig. 4 is a schematic structural view of a turning mechanism according to an embodiment of the present invention;

fig. 5 is a schematic view of a conveying mechanism according to an embodiment of the present invention.

Reference numerals

1. A frame; 2. a main flow line; 3. a return line; 4. a bracket mounting device; 5. a voice coil mounting device; 6. a lead spot welding device; 7. a lead glue spraying device; 8. a support glue spraying device; 9. a diaphragm mounting device; 10. a glue spraying device is arranged in the center of the sound film; 11. a first product turnover device; 12. a height measuring device; 13. a copper ring glue spraying device; 14. a front cover mounting device; 15. the front cover is provided with a glue spraying device; 16. a second product turnover device; 17. a first magnetic circuit glue spraying device; 18. a T-iron mounting device; 19. a mesh mounting device; 20. a second magnetic circuit glue spraying device; 21. a laser marking device; 22. a product receiving device; 23. a base; 24. a flow channel; 25. a first baffle plate; 26. a second baffle plate; 27. a limiting groove; 28. a limiting block; 29. mounting a plate; 30. an upper positioning plate; 31. an upper positioning pin; 32. a lower positioning plate; 33. a lower locating pin; 34. a baffle plate; 35. a guide post; 36. a limiting cylinder; 37. a limiting plate; 38. avoiding holes; 39. a support plate; 40. a mounting seat; 41. a first lifting module; 42. a pressure head; 43. a telescopic cylinder; 44. a lifting cylinder; 45. a fixing plate; 46. a rotating cylinder; 47. a clamping jaw cylinder I; 48. a protection spring; 49. a limiting column; 50. a column; 51. a transverse moving module; 52. a second lifting module; 53. a lifting plate; 54. and a clamping jaw cylinder II.

Detailed Description

The technical solution of the present invention is further explained by the accompanying drawings and examples.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs. The use of "first," "second," and similar terms in the description herein do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

Examples

Fig. 1 is a schematic structural view of an embodiment of the earphone core assembling apparatus of the present invention. As shown in the figure, the earphone core assembling device comprises a frame 1, wherein the frame 1 is fixed on the ground through foundation bolts and provides support for the whole device. Frame 1 is last to be provided with final phase connection's the mainstream line 2 and the return line 3 that are used for transporting the frock, and mainstream line 2 and return line 3 constitute by the belt conveyer belt of the current structure of several sections. The main flow line 2 and the return flow line 3 are arranged in parallel. Be provided with the connecting plate between the end of mainstream line 2 and the head end of return line 3, the end of mainstream line 2 is provided with pushes away the material cylinder with frock along connecting plate propelling movement to return line 3. The tail end of the return line 3 is connected with the head end of the main flow line 2 through a connecting plate and a material pushing cylinder or directly connected through an arc-shaped conveying belt.

The voice coil loudspeaker voice coil installation device 5, the lead spot welding device 6, the lead wire spouts mucilage binding and puts 7, the support spouts mucilage binding and puts 8, the sound membrane installation device 9, the sound membrane center spouts mucilage binding and puts 10, product turning device 11, height measuring device 12, the copper ring spouts mucilage binding and puts 13, protecgulum installation device 14, the protecgulum spouts mucilage binding and puts 15, product turning device two 16, the magnetic circuit spouts mucilage binding and puts 17, T iron installation device 18, screen cloth installation device 19, the magnetic circuit spouts mucilage binding and puts 17, laser marking device 21, product material collecting device 22 are set gradually on the mainstream line 2, the end of return wire 3 is provided with support installation device 4, the equipment of whole earphone is accomplished through above-mentioned device dress. Except for the first product turnover device 11 and the second product turnover device 16, the other devices adopt the existing structures.

Voice coil loudspeaker voice coil installation device 5, lead wire spot welding device 6, the glue device 8 is spouted to the support, glue device 10 is spouted at the sound membrane center, the copper ring spouts glue device 13, protecgulum installation device 14, the glue device 17 is spouted to the magnetic circuit, the protecgulum spouts glue device 15, all be provided with CCD detection mechanism on the glue device two 20 is spouted to the magnetic circuit, CCD detection mechanism also adopts current structure for detect the quality of product, and timely discharge defective products mainstream line 2.

Tool runners of positioning tools are arranged right below the devices on the main flow line 2 and the return flow line 3, and the tool runners are embedded in the main flow line 2 and communicated with the main flow line 2. The tool is positioned through the tool flow channel, so that the precision of the operation of each device on the product in the tool is improved.

Fig. 2 is a schematic view of a tooling flow channel structure of an embodiment of the earphone core assembling apparatus of the present invention. As shown, the tooling flow channel includes a base 23, the base 23 being disposed on the bottom surface. A flow channel 24 is arranged in the middle of the base 23, a first baffle 25 and a second baffle 26 are arranged on two sides of the flow channel 24 above the base 23, a lower positioning plate 32 is arranged on the upper portion of the flow channel 24, and the lower positioning plate 32 is communicated with the main flow line 2 on the same straight line. A limiting groove 27 for placing a tool is formed in the side face, close to the flow channel 24, of the first baffle 25, the limiting groove 27 is located above the lower positioning plate 32, and the limiting groove 27 and the main flow line 2 are located on the same horizontal plane. And a limiting block 28 of a limiting tool is fixedly arranged on the upper surface of the second baffle 26.

The base 23 is provided with a screw-nut pair power structure for driving the lower positioning plate 32 to reciprocate in the flow passage 24. The screw-nut pair power structure is an existing structure and comprises a screw rod, a motor is arranged at one end of the screw rod, two ends of the screw rod are rotatably connected with the rack 1 through bearings, a sliding plate is arranged in the middle of the screw rod, and a through hole which enables the screw rod to penetrate through and be matched with the sliding plate is formed in the middle of the sliding plate. The motor drives the lead screw and rotates, lead screw and slide meshing to drive the slide and remove along the length direction of lead screw, just, realize moving about of slide according to the positive and negative of motor. The rack 1 can also be provided with a guide rod, and the sliding plate is provided with a through hole for the guide rod to pass through, so that the sliding plate can be guided. An air cylinder for driving the lower positioning plate 32 to move up and down is fixedly arranged on the sliding plate. The slide plate is reciprocated and moved up and down in the flow passage 24 by the screw rod and the cylinder.

The lower positioning plate 32 is provided with lower positioning pins 33 corresponding to the pin holes of the tooling one by one. The tool enters the flow channel 24 under the action of the main flow line 2, the lower positioning plate 32 inserts the lower positioning pin 33 into the pin hole under the action of the cylinder, and the tool is driven to move in the flow channel 24 under the action of the screw rod; then the cylinder descends to separate the lower positioning pin 33 from the pin hole, and the screw rod resets the lower positioning plate 32; this is repeated to realize the continuous advance of the tool in the flow passage 24.

And a mounting plate 29 is arranged above the first baffle 25, and an air cylinder for driving the mounting plate 29 to move up and down is arranged on the base 23. The mounting plate 29 is provided with a plurality of guide posts 35, the first baffle 25 is provided with guide holes for the guide posts 35 to pass through, and the lower parts of the guide posts 35 are connected with telescopic rods of the air cylinders through connecting plates. An upper positioning plate 30 is fixedly arranged on the mounting plate 29, and upper positioning pins 31 corresponding to the lower positioning pins 33 one by one are arranged on the upper positioning plate 30. Two ends of the upper positioning plate 30 are respectively provided with a blocking piece 34, and the blocking pieces 34 are used for blocking and positioning the tool, so that the tool can enter the flow channel 24 in order. The cylinder drives the mounting plate 29 to move up and down through the guide pillar 35, so that the upper positioning pin 31 is driven to move up and down through the upper mounting plate 29, and then the upper positioning pin is inserted into or separated from a pin hole in a tool, the positioning of the tool in the working process is realized, and the precision of product production is improved.

The discharge end of the second baffle 26 is provided with a limiting structure, and the discharge end of the first baffle 25 is provided with a pushing structure for pushing out the defective products corresponding to the limiting structure. The limiting structure comprises a limiting cylinder 36 fixedly arranged on the base 23, and a limiting plate 37 is fixedly arranged on an expansion link of the limiting cylinder 36. The second baffle 26 is provided with an avoidance hole 38 for the limiting plate 37 to pass through. The cylinder drives the limiting plate 37 to extend out of the avoiding hole 38, so that the tool is limited, and the tool is prevented from deviating. The push-out structure is a push-out cylinder arranged on the first baffle 25, and a push plate for pushing out the tool is arranged on a telescopic rod of the push-out cylinder. When the CCD detection mechanism detects that a defective product exists, the limiting cylinder 36 drives the limiting plate 37 to descend, and the material pushing cylinder pushes the defective product out of the flow channel 24.

The discharge end of the flow channel 24 is provided with a supporting plate 39, the supporting plate 39 is located on one side of the second baffle 26, a gap which can meet the moving requirement of the lower positioning plate 32 is reserved between the supporting plate 39 and the first baffle 25, the lower positioning plate 32 is arranged to be in an L-shaped structure close to the discharge end, and the supporting plate 39 is matched with the L-shaped structure of the lower positioning plate 32, so that the supporting requirement of the tool can be met while the lower positioning plate 32 is not influenced to move.

Fig. 4 is a schematic structural view of a turning mechanism according to an embodiment of the present invention. As shown in the figure, the first product turnover device 11 and the second product turnover device 16 both include a turnover mechanism for turning over the product and a conveying mechanism for placing the product into the tool. The turnover mechanism comprises a telescopic cylinder 43 fixedly arranged on the frame 1, and the telescopic cylinder 43 is vertical to the main flow passage 24. A lifting cylinder 44 is fixedly arranged on a telescopic rod of the telescopic cylinder 43, a fixing plate 45 is fixedly arranged on a telescopic rod of the lifting cylinder 44, a rotating cylinder 46 is fixedly arranged on the fixing plate 45, and a clamping jaw cylinder 47 is fixedly arranged on a rotating shaft of the rotating cylinder 46. Be provided with the spacing post 49 of restriction revolving cylinder 46 turned angle on the fixed plate 45, be two spacing posts 49 of 180 and be located revolving cylinder 46's both sides respectively, be provided with the lug with spacing post 49 looks adaptation on the revolving cylinder 46 for revolving cylinder 46 once can rotate 180, and then satisfies the needs of product turn-over. A protection spring 48 is arranged between the fixed plate 45 and the lifting cylinder 44, and two ends of the protection spring 48 are respectively fixedly connected with the fixed plate 45 and the cylinder body of the lifting cylinder 44. The protection spring 48 can prevent the product on the clamping jaw cylinder I47 from colliding with the tool due to the falling back of the power-off lifting cylinder 44, and the product is damaged.

Fig. 5 is a schematic view of a conveying mechanism according to an embodiment of the present invention. As shown in the figure, the conveying mechanism comprises a column 50 fixed on the frame 1, and a lateral moving module 51 is arranged on the column 50, and the lateral moving module 51 is arranged along the moving direction of the main flow line 2. The transverse moving module 51 is provided with a second lifting module 52, and a lifting plate 53 of the second lifting module 52 is provided with a second clamping jaw air cylinder 54. The second clamping jaw air cylinder 54 is driven to lift and horizontally move through the transverse moving module 51 and the second lifting module 52, and then the product is placed back into the tool. The transverse moving module 51 and the second lifting module 52 are both of the existing screw-nut pair moving module structure.

The first clamping jaw cylinder 47 clamps products in the tool under the action of the telescopic cylinder 43 and the lifting cylinder 44, the products are taken out under the action of the telescopic cylinder 43 and the lifting cylinder 44, the rotary cylinder 46 rotates 180 degrees, the products are clamped through the transverse moving module 51 and the second lifting module 52, the products move along the direction of the main flow line 2 and are placed in the tool, and the tool keeps a moving state all the time in the product overturning process.

Fig. 3 is a schematic structural view of a pressure maintaining mechanism according to an embodiment of the present invention. As shown in the figure, a product pressure maintaining mechanism is arranged behind the first product turnover device 11 and the second product turnover device 16. The pressure maintaining mechanism is used for firmly installing components on the product. The product pressure maintaining mechanism comprises a mounting seat 40 fixedly arranged on the rack 1, a first lifting module 41 is arranged above the mounting seat 40, and the first lifting module 41 also adopts the existing screw-nut pair module. The lifting module I41 is provided with a pressure head 42, a buffering elastic element is arranged between the pressure head 42 and the lifting module I41, and the elastic element can be a spring or an elastic block and has a buffering effect on pressure so as to protect a workpiece.

Therefore, the utility model adopts the above structure earphone core equipment can solve the problem that current earphone production efficiency is low, the quality uniformity is poor.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the preferred embodiments, those skilled in the art should understand that: the technical solution of the present invention can still be modified or replaced by other equivalent means, and the modified technical solution can not be separated from the spirit and scope of the technical solution of the present invention.

Claims (10)

1. The utility model provides an earphone core equipment which characterized in that: the voice coil loudspeaker voice coil installation device, the lead spot welding device, the lead glue spraying device, the support glue spraying device, the sound film installation device, the sound film center glue spraying device, the product turnover device I, the height measuring device, the copper ring glue spraying device, the front cover installation device, the front cover glue spraying device, the product turnover device II, the magnetic circuit glue spraying device I, the T iron installation device, the mesh fabric installation device, the magnetic circuit glue spraying device I, the laser marking device and the product receiving device are sequentially arranged on the main flow line, a support installation device is arranged at the tail end of the return line, a tool runner of the positioning tool is arranged under the voice coil loudspeaker voice coil installation device, the lead glue spraying device, the support glue spraying device, the sound film installation device, the sound film center glue spraying device, the product turnover device I, the laser marking device and the product receiving device are arranged under the voice coil loudspeaker voice coil installation device, and the tool runner are embedded in the main flow line and communicated with the main flow line.

2. The earphone core assembling apparatus according to claim 1, wherein: be provided with the connecting plate between the end of mainstream line and the head end of return line, the end of mainstream line is provided with pushes away the material cylinder with frock on the return line along the connecting plate propelling movement.

3. The earphone core assembling apparatus according to claim 1, wherein: the voice coil loudspeaker voice coil installation device, the lead spot welding device, the support glue spraying device, the sound film center glue spraying device, the copper ring glue spraying device, the front cover installation device, the magnetic circuit glue spraying device I, the front cover glue spraying device and the magnetic circuit glue spraying device II are all provided with CCD detection mechanisms.

4. The earphone core assembling apparatus according to claim 1, wherein: the tool flow channel comprises a base, a flow channel is arranged in the middle of the base, a first baffle and a second baffle are arranged on two sides of the flow channel above the base, a lower positioning plate is arranged on the upper portion of the flow channel and is communicated with the main flow line on the same straight line, a limiting groove for placing a tool is arranged on the side face, close to the flow channel, of the first baffle, the limiting groove is located above the lower positioning plate, and a limiting block for limiting the tool is arranged on the upper surface of the second baffle; a screw-nut pair power structure for driving the lower positioning plate to reciprocate in the flow channel is arranged on the base, an air cylinder for driving the lower positioning plate to move up and down is arranged on the power structure, and lower positioning pins which correspond to pin holes in the tool one by one are arranged on the lower positioning plate; an installation plate is arranged above the first baffle plate, an air cylinder for driving the installation plate to move up and down is arranged on the base, an upper positioning plate is arranged on the installation plate, upper positioning pins which correspond to the lower positioning pins one by one are arranged on the upper positioning plate, and blocking pieces for blocking the tool are arranged at two ends of the upper positioning plate; the discharge end of the baffle I is provided with a pushing structure corresponding to the limiting structure for pushing out the defective products; the discharge end of the flow channel is provided with a supporting plate for supporting the tool, and a space for allowing the lower positioning plate to move is formed between the supporting plate and the first baffle plate.

5. The earphone core assembling apparatus according to claim 4, wherein: the mounting plate is provided with a plurality of guide pillars, the first baffle is provided with guide holes for the guide pillars to pass through, and the lower parts of the guide pillars are connected with the telescopic rods of the air cylinders through connecting plates.

6. The earphone core assembling apparatus according to claim 4, wherein: the limiting structure comprises a limiting cylinder arranged on the base, a limiting plate is arranged on a telescopic rod of the limiting cylinder, and a avoidance hole for the limiting plate to penetrate is formed in the baffle II; the push-out structure is a push-out cylinder arranged on the first baffle plate, and a push plate for pushing out the tool is arranged on a telescopic rod of the push-out cylinder.

7. The earphone core assembling apparatus according to claim 1, wherein: the first product turnover device and the second product turnover device both comprise turnover mechanisms for turning over products and conveying mechanisms for placing the products into the tool; the conveying mechanism comprises an upright fixed on the rack, a transverse moving module is arranged on the upright, the transverse moving module is arranged along the moving direction of a main flow line, a second lifting module is arranged on the transverse moving module, and a second clamping jaw cylinder is arranged on a lifting plate of the second lifting module.

8. The earphone core assembling apparatus according to claim 7, wherein: the turnover mechanism comprises a telescopic cylinder arranged on the rack, a lifting cylinder is arranged on a telescopic rod of the telescopic cylinder, a fixed plate is arranged on a telescopic rod of the lifting cylinder, a rotary cylinder is arranged on the fixed plate, and a first clamping jaw cylinder is arranged on a rotary shaft of the rotary cylinder; the fixed plate is provided with limiting columns for limiting the rotation angle of the rotating cylinder, two 180-degree limiting columns are respectively positioned on two sides of the rotating cylinder, and the rotating cylinder is provided with a lug matched with the limiting columns; a protective spring is arranged between the fixed plate and the lifting cylinder.

9. The earphone core assembling apparatus according to claim 1, wherein: and product pressure maintaining mechanisms are arranged behind the first product turnover device and the second product turnover device.

10. The earphone core assembling apparatus according to claim 9, wherein: the product pressurize mechanism is provided with the pressure head including setting up the mount pad in the frame, the top of mount pad, and the lift module is last to be provided with the lift module, is provided with the elastic element of buffering between pressure head and the lift module.

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