Bluetooth headset shell processing device

By introducing a clamping stabilization mechanism and a reciprocating cleaning mechanism into the Bluetooth headphone case processing device, the problems of low accuracy and impurity residue caused by manual operation of traditional grinding devices are solved, and a more efficient and accurate shell grinding process is achieved.

CN119458071AInactive Publication Date: 2025-02-18SHENZHEN BADU AUDIO & VIDEO TECH CO LTD
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Patent Information

Application Number
CN202411965947.6
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-30
Publication Date
2025-02-18
Estimated Expiration
Not applicable · inactive patent

AI Technical Summary

Technical Problem

The grinding device of the traditional Bluetooth headphone shell requires manual handheld, which increases labor intensity and is prone to reduced accuracy due to hand shaking or shaking during the polishing process.

Method used

A Bluetooth headphone housing processing device including a clamping stabilization mechanism and a reciprocating cleaning mechanism is designed. The clamping and stabilization mechanism achieves stable clamping of the housing through the servo motor and the spring rod to reduce shaking; the reciprocating cleaning mechanism cleans up debris and dust on the processing table through the cleaning strip.

Benefits of technology

The polishing accuracy is improved, the labor intensity is reduced, and the damage to the shell is reduced through the buffering effect of the clamping block. At the same time, the cleaning mechanism more thoroughly cleans up the impurities on the processing table.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention discloses a Bluetooth headset shell machining device, and relates to the technical field of Bluetooth headset production and machining, a clamping and stabilizing mechanism comprises a first motor fixedly connected to the inner wall of a fixing groove, a limiting rod and a rotating shaft rotationally connected to the inner wall of the fixing groove, and the surface of an output shaft of the first motor is fixedly connected with a pinion; the surface of the rotating shaft is fixedly connected with a large gear and a rotating strip, the rotating strip is rotationally connected with two connecting arms, the front faces of the two connecting arms are fixedly connected with connecting shafts, and the front ends of the two connecting shafts are fixedly connected with sliding connection strips. The two sides of the shell are clamped, so that the shell is kept stable and cannot move or shake in the grinding process, the grinding precision is improved, meanwhile, the spring rods can provide certain buffering force, part of vibration and impact energy can be absorbed, and damage to the shell caused by clamping is reduced.
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Description

Technical Field

[0001] The invention relates to the technical field of production and processing of Bluetooth headsets, and in particular to a Bluetooth headset shell processing device. Background Art

[0002] Bluetooth technology originated in 1994 and was developed by Ericsson. The name of this technology was inspired by the Danish King Harald I in the 10th century (because he liked to eat blueberries and his teeth were dyed blue, he was called the "Bluetooth King"). He successfully unified Denmark, Norway and Sweden on the Scandinavian Peninsula and was regarded as a synonym for communication. Therefore, when a new wireless communication specification was introduced, people named it "Bluetooth". Since the birth of Bluetooth technology in 1994, it has undergone continuous iterations and upgrades. From Bluetooth 1.0 to Bluetooth 5.x, Bluetooth technology has been significantly improved in terms of security, transmission rate, long-distance transmission, low power consumption and anti-interference. In particular, Bluetooth 4.0 mainly promotes low power consumption, and the transmission distance is increased to more than 100 meters; while the transmission rate of Bluetooth 5.0 is as high as 2Mbps, and the transmission distance is as far as 300 meters, which provides greater communication capacity for audio and lays a solid foundation for the subsequent volume growth of Bluetooth headsets. The polishing process is an important part of the processing of Bluetooth headset shells. Through grinding, burrs, scratches and other defects on the shell surface can be removed, the surface finish and flatness can be improved, thereby enhancing the aesthetics and durability of the product. In addition, grinding can also adjust the size and shape accuracy of the shell to ensure its close fit with other components. As a key component of Bluetooth headset products, the quality and appearance of the shell directly affect the overall performance and user experience of the product. However, most traditional devices require manual hand-held grinding of the shell, which not only increases the labor intensity of workers, but also reduces the grinding accuracy if the hands shake or are not held firmly during the grinding process, resulting in displacement or shaking. Summary of the invention

[0003] The purpose of the present invention is to provide a Bluetooth headset shell processing device to solve the technical problems mentioned in the above background technology.

[0004] The purpose of the present invention can be achieved through the following technical solutions:

[0005] A Bluetooth headset shell processing device comprises a base, the top of the base is fixedly connected with four support rods, the tops of the four support rods are fixedly connected with fixing grooves, and the fixing grooves are provided with clamping stabilization mechanisms.

[0006] The clamping stabilization mechanism includes a first motor fixedly connected to the inner wall of the fixed groove, a limit rod and a rotating shaft rotatably connected to the inner wall of the fixed groove, a small gear is fixedly connected to the surface of the output shaft of the first motor, a large gear and a rotating bar are respectively fixedly connected to the surface of the rotating shaft, two connecting arms are rotatably connected to the rotating bar, the front faces of the two connecting arms are fixedly connected to the connecting shaft, the front ends of the two connecting shafts are fixedly connected to the sliding bars, the opposite sides of the two sliding bars are fixedly connected to five spring rods, and the ends of the five spring rods on the left and the five spring rods on the right are fixedly connected to clamping blocks.

[0007] As a further solution of the present invention: the top of the base is fixedly connected with a fixing column and a processing table respectively, and the top of the base is provided with a reciprocating cleaning mechanism.

[0008] As a further solution of the present invention: the reciprocating cleaning mechanism includes a connecting frame fixedly connected to the top of the base, a track plate fixedly connected to the connecting frame, a track groove is opened on the track plate, a plurality of limit shafts are fixedly connected to the right side of the track plate, a connecting sleeve is slidably connected to the surface of the track plate, a second motor is arranged on the right side of the connecting sleeve, a rotating shaft is fixedly connected to the output end of the second motor, a rotating wheel is fixedly connected to the surface of the rotating shaft, and a cleaning strip is fixedly connected to the left side of the track plate.

[0009] As a further solution of the present invention: a top plate is fixedly connected to the top of the fixed column, and a grinder is provided on the inner wall of the top plate.

[0010] As a further solution of the present invention: the inner wall of the processing table is slidably connected with a material receiving groove, and the front side of the material receiving groove is fixedly connected with a handle.

[0011] As a further solution of the present invention: four support columns distributed in a rectangular array are fixedly connected to the bottom of the base, and the bottom ends of the four support columns are fixedly connected to a supporting base plate.

[0012] As a further solution of the present invention: the small gear is meshed with the large gear, and the two sliding strips are slidably connected to the limiting rod.

[0013] As a further solution of the present invention: the plurality of limit shafts are matched with the rotating wheels, and the rotating shaft is matched with the track groove.

[0014] Beneficial Effects

[0015] The present invention provides a Bluetooth headset shell processing device. Compared with the prior art, it has the following beneficial effects:

[0016] (1) The present application provides a clamping stabilization mechanism to clamp the shell on both sides so that the shell remains stable during the grinding process and does not move or shake, thereby improving the grinding accuracy. At the same time, the spring rod can provide a certain buffering force, absorb part of the vibration and impact energy, and reduce the damage to the shell caused by the clamping.

[0017] (2) The present application sets up a reciprocating cleaning mechanism to clean the debris and dust on the top of the processing table through a cleaning bar. The reciprocating sliding characteristics and the squeezing effect of the cleaning bar can more thoroughly clean the debris and dust on the processing table. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is the main figure of the present invention;

[0019] Figure 2 It is a three-dimensional diagram of the local structure of the present invention;

[0020] Figure 3 A three-dimensional diagram of the clamping and stabilizing mechanism of the present invention;

[0021] Figure 4 It is a partial structural stereogram of the clamping and stabilizing mechanism of the present invention;

[0022] Figure 5 A three-dimensional diagram of the reciprocating cleaning mechanism of the present invention;

[0023] Figure 6 It is a partial structural stereogram of the reciprocating cleaning mechanism of the present invention;

[0024] Figure 7 This is a partial structural disassembly diagram of the reciprocating cleaning mechanism of the present invention;

[0025] Figure 8 It is a disassembled diagram of the local structure of the present invention.

[0026] In the figure: 1. base; 2. support rod; 3. fixing groove; 4. clamping stabilizing mechanism; 41. first motor; 42. limit rod; 43. rotating shaft; 44. small gear; 45. large gear; 46. rotating bar; 47. connecting arm; 48. connecting shaft; 49. sliding bar; 410. spring rod; 411. clamping block; 5. supporting bottom plate; 6. fixing column; 7. processing table; 8. reciprocating cleaning mechanism; 81. connecting frame; 82. track plate; 83. track groove; 84. limit shaft; 85. connecting sleeve; 86. second motor; 87. rotating shaft; 88. rotating wheel; 89. cleaning bar; 9. top plate; 10. grinder; 11. receiving trough; 12. handle; 13. support column. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0028] See also Figure 1-8 The present invention provides a technical solution: a Bluetooth headset shell processing device, which specifically includes the following embodiments:

[0029] Example 1

[0030] It includes a base 1, four support rods 2 are fixedly connected to the top of the base 1, a fixing groove 3 is fixedly connected between the tops of the four support rods 2, and a clamping stabilization mechanism 4 is arranged on the fixing groove 3; the clamping stabilization mechanism 4 includes a first motor 41 fixedly connected to the inner wall of the fixing groove 3, a limit rod 42 and a rotating shaft 43 rotatably connected to the inner wall of the fixing groove 3, the first motor 41 is a servo motor, and the rotation angle and speed can be accurately controlled by the built-in encoder, and the rotation direction of the output shaft can be controlled, the first motor 41 is electrically connected to an external power supply, and is controlled by an external program. A small gear 44 is fixedly connected to the surface of the output shaft of the first motor 41, and a large gear 45 and a rotating bar 46 are fixedly connected to the surface of the rotating shaft 43 respectively. Two connecting arms 47 are rotatably connected to the rotating bar 46, and the front sides of the two connecting arms 47 are fixedly connected to connecting shafts 48, and the front ends of the two connecting shafts 48 are fixedly connected to sliding bars 49, and five spring rods 410 are fixedly connected to the opposite sides of the two sliding bars 49, and the ends of the five spring rods 410 on the left and the five spring rods 410 on the right are fixedly connected to clamping blocks 411. The design of multiple spring rods 410 and clamping blocks 411 can increase the contact points and adapt to the shapes of different headphone shells. The clamping blocks are made of rubber to prevent scratches on the headphone shell. The present application sets a clamping stabilizing mechanism 4, and clamps the shell on both sides to keep it stable during the polishing process, and will not move or shake, thereby improving the polishing accuracy. At the same time, the spring rods 410 can provide a certain buffering force to absorb part of the vibration and impact energy, and reduce the damage to the shell caused by clamping.

[0031] The top of the base 1 is fixedly connected with a fixed column 6 and a processing table 7, and a reciprocating cleaning mechanism 8 is arranged on the top of the base 1. The present application sets up a reciprocating cleaning mechanism 8 to clean the debris and dust on the top of the processing table 7 through a cleaning bar 89. The reciprocating sliding characteristics and the squeezing effect of the cleaning bar 89 can more thoroughly clean the debris and dust on the processing table 7.

[0032] The reciprocating cleaning mechanism 8 includes a connecting frame 81 fixedly connected to the top of the base 1, a track plate 82 fixedly connected to the connecting frame 81, a track groove 83 is provided on the track plate 82, a plurality of limit shafts 84 are fixedly connected to the right side of the track plate 82, a connecting sleeve 85 is slidably connected to the surface of the track plate 82, a second motor 86 is arranged on the right side of the connecting sleeve 85, a rotating shaft 87 is fixedly connected to the output end of the second motor 86, a rotating wheel 88 is fixedly connected to the surface of the rotating shaft 87, and a cleaning strip 89 is fixedly connected to the left side of the track plate 82.

[0033] The top of the fixed column 6 is fixedly connected to a top plate 9, and the inner wall of the top plate 9 is provided with a grinder 10. The grinder 10 is used to grind the Bluetooth headset shell to remove burrs, scratches and uneven parts on the surface of the shell, so that the surface of the shell is smoother, flatter and more beautiful. It is a prior art and will not be described in detail in this article. The grinder 10 is electrically connected to an external power supply and is controlled by an external program.

[0034] The inner wall of the processing table 7 is slidably connected with a material receiving groove 11 , and the front side of the material receiving groove 11 is fixedly connected with a handle 12 .

[0035] Four support columns 13 distributed in a rectangular array are fixedly connected to the bottom of the base 1, and the bottom ends of the four support columns 13 are fixedly connected to a support base plate 14. The design of multiple support columns 13 ensures the stability of the equipment.

[0036] The small gear 44 and the large gear 45 are meshed with each other, and the transmission ratio between the small gear 44 and the large gear 45 is 5 to 1. The large gear 45 is driven to rotate by the small gear 44 so that the clamping accuracy can be higher. The two sliding strips 49 are both slidably connected to the limit rod 42. The design of the limit rod 42 ensures that the two sliding strips 49 maintain linear movement.

[0037] The plurality of limit shafts 84 are matched with the rotating wheels 88 , and the rotating shaft 87 is matched with the track groove 83 .

[0038] Example 2

[0039] It includes a base 1, four support rods 2 are fixedly connected to the top of the base 1, a fixing groove 3 is fixedly connected between the tops of the four support rods 2, and a clamping stabilization mechanism 4 is arranged on the fixing groove 3; the clamping stabilization mechanism 4 includes a first motor 41 fixedly connected to the inner wall of the fixing groove 3, a limit rod 42 and a rotating shaft 43 rotatably connected to the inner wall of the fixing groove 3, the first motor 41 is a servo motor, and the rotation angle and speed can be accurately controlled by the built-in encoder, and the rotation direction of the output shaft can be controlled, the first motor 41 is electrically connected to an external power supply, and is controlled by an external program. A small gear 44 is fixedly connected to the surface of the output shaft of the first motor 41, and a large gear 45 and a rotating bar 46 are fixedly connected to the surface of the rotating shaft 43 respectively. Two connecting arms 47 are rotatably connected to the rotating bar 46, and the front sides of the two connecting arms 47 are fixedly connected to connecting shafts 48, and the front ends of the two connecting shafts 48 are fixedly connected to sliding bars 49, and five spring rods 410 are fixedly connected to the opposite sides of the two sliding bars 49, and the ends of the five spring rods 410 on the left and the five spring rods 410 on the right are fixedly connected to clamping blocks 411. The design of multiple spring rods 410 and clamping blocks 411 can increase the contact points and adapt to the shapes of different headphone shells. The clamping blocks are made of rubber to prevent scratches on the headphone shell. The present application sets a clamping stabilizing mechanism 4, and clamps the shell on both sides to keep it stable during the polishing process, and will not move or shake, thereby improving the polishing accuracy. At the same time, the spring rods 410 can provide a certain buffering force to absorb part of the vibration and impact energy, and reduce the damage to the shell caused by clamping.

[0040] The top of the base 1 is fixedly connected with a fixed column 6 and a processing table 7, and a reciprocating cleaning mechanism 8 is arranged on the top of the base 1. The present application sets up a reciprocating cleaning mechanism 8 to clean the debris and dust on the top of the processing table 7 through a cleaning bar 89. The reciprocating sliding characteristics and the squeezing effect of the cleaning bar 89 can more thoroughly clean the debris and dust on the processing table 7.

[0041] The reciprocating cleaning mechanism 8 includes a connecting frame 81 fixedly connected to the top of the base 1, a track plate 82 fixedly connected to the connecting frame 81, a track groove 83 is provided on the track plate 82, a plurality of limit shafts 84 are fixedly connected to the right side of the track plate 82, a connecting sleeve 85 is slidably connected to the surface of the track plate 82, a second motor 86 is arranged on the right side of the connecting sleeve 85, a rotating shaft 87 is fixedly connected to the output end of the second motor 86, a rotating wheel 88 is fixedly connected to the surface of the rotating shaft 87, and a cleaning strip 89 is fixedly connected to the left side of the track plate 82.

[0042] The top of the fixed column 6 is fixedly connected to a top plate 9, and the inner wall of the top plate 9 is provided with a grinder 10. The grinder 10 is used to grind the Bluetooth headset shell to remove burrs, scratches and uneven parts on the surface of the shell, so that the surface of the shell is smoother, flatter and more beautiful. It is a prior art and will not be described in detail in this article. The grinder 10 is electrically connected to an external power supply and is controlled by an external program.

[0043] The inner wall of the processing table 7 is slidably connected with a material receiving groove 11 , and the front side of the material receiving groove 11 is fixedly connected with a handle 12 .

[0044] Four support columns 13 distributed in a rectangular array are fixedly connected to the bottom of the base 1, and the bottom ends of the four support columns 13 are fixedly connected to a support base plate 14. The design of multiple support columns 13 ensures the stability of the equipment.

[0045] Example 3

[0046] It includes a base 1, four support rods 2 are fixedly connected to the top of the base 1, a fixing groove 3 is fixedly connected between the tops of the four support rods 2, and a clamping stabilization mechanism 4 is arranged on the fixing groove 3; the clamping stabilization mechanism 4 includes a first motor 41 fixedly connected to the inner wall of the fixing groove 3, a limit rod 42 and a rotating shaft 43 rotatably connected to the inner wall of the fixing groove 3, the first motor 41 is a servo motor, and the rotation angle and speed can be accurately controlled by the built-in encoder, and the rotation direction of the output shaft can be controlled, the first motor 41 is electrically connected to an external power supply, and is controlled by an external program. A small gear 44 is fixedly connected to the surface of the output shaft of the first motor 41, and a large gear 45 and a rotating bar 46 are fixedly connected to the surface of the rotating shaft 43 respectively. Two connecting arms 47 are rotatably connected to the rotating bar 46, and the front sides of the two connecting arms 47 are fixedly connected to connecting shafts 48, and the front ends of the two connecting shafts 48 are fixedly connected to sliding bars 49, and five spring rods 410 are fixedly connected to the opposite sides of the two sliding bars 49, and the ends of the five spring rods 410 on the left and the five spring rods 410 on the right are fixedly connected to clamping blocks 411. The design of multiple spring rods 410 and clamping blocks 411 can increase the contact points and adapt to the shapes of different headphone shells. The clamping blocks are made of rubber to prevent scratches on the headphone shell. The present application sets a clamping stabilizing mechanism 4, and clamps the shell on both sides to keep it stable during the polishing process, and will not move or shake, thereby improving the polishing accuracy. At the same time, the spring rods 410 can provide a certain buffering force to absorb part of the vibration and impact energy, and reduce the damage to the shell caused by clamping.

[0047] The top of the base 1 is fixedly connected with a fixed column 6 and a processing table 7, and a reciprocating cleaning mechanism 8 is arranged on the top of the base 1. The present application sets up a reciprocating cleaning mechanism 8 to clean the debris and dust on the top of the processing table 7 through a cleaning bar 89. The reciprocating sliding characteristics and the squeezing effect of the cleaning bar 89 can more thoroughly clean the debris and dust on the processing table 7.

[0048] The reciprocating cleaning mechanism 8 includes a connecting frame 81 fixedly connected to the top of the base 1, a track plate 82 fixedly connected to the connecting frame 81, a track groove 83 is provided on the track plate 82, a plurality of limit shafts 84 are fixedly connected to the right side of the track plate 82, a connecting sleeve 85 is slidably connected to the surface of the track plate 82, a second motor 86 is arranged on the right side of the connecting sleeve 85, a rotating shaft 87 is fixedly connected to the output end of the second motor 86, a rotating wheel 88 is fixedly connected to the surface of the rotating shaft 87, and a cleaning strip 89 is fixedly connected to the left side of the track plate 82.

[0049] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0050] The working principle of the present invention is as follows: first, place the earphone shell on the top of the processing table 7, start the first motor 41, and let it drive the small gear 44 to rotate through the output shaft. When the small gear 44 rotates, it drives the large gear 45 meshing with it to rotate on the fixed groove 3 through the rotating shaft 43. When the rotating shaft 43 rotates, the rotating bar 46 thereon rotates synchronously and drives the two connecting shafts 48 through the two connecting arms 47. The two connecting shafts 48 drive the two sliding bars 49 to slide on the limiting rod 42, so that the five clamping blocks 411 on the left and the five clamping blocks 411 on the right move toward the opposite side to clamp the earphone shell. At the same time, the multiple clamping blocks 411 adapt to the shape of the earphone shell through the elastic force of the spring rod 410, and provide buffering force for clamping, and then start the grinder 10 for grinding. After the grinding is completed, start The second motor 86 is driven to drive the rotating shaft 87 to rotate through the output shaft. When the rotating shaft 87 rotates, it drives the rotating wheel 88 to rotate between the multiple limit shafts 84, and synchronously allows the rotating shaft 87 to rotate while moving along the inner wall of the track groove 83. When the rotating shaft 87 moves to the positions on both sides of the track groove 83, it moves up and down in the opening of the connecting sleeve 85, and synchronously drives the second motor 86 to slide up and down on the right side of the connecting sleeve 85. At the same time, the rotating wheel 88 rotates back and forth between the multiple limit shafts 84 to squeeze and drive the connecting sleeve 85, so that the connecting sleeve 85 slides back and forth on the surface of the track plate 82, so that the cleaning strip 89 cleans the debris and dust on the top of the processing table 7, and promotes it to fall into the receiving trough 11 through the multiple small openings on the top of the processing table 7. Finally, the handle 12 is held to pull out the receiving trough 11 for processing.

[0051] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0052] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A Bluetooth headset shell processing device, comprising a base (1), characterized in that: Four support rods (2) are fixedly connected to the top of the base (1), a fixing groove (3) is fixedly connected between the tops of the four support rods (2), and a clamping stabilization mechanism (4) is provided on the fixing groove (3); The clamping stabilizing mechanism (4) comprises a first motor (41) fixedly connected to the inner wall of the fixing groove (3), a limiting rod (42) and a rotating shaft (43) rotatably connected to the inner wall of the fixing groove (3); a small gear (44) is fixedly connected to the surface of the output shaft of the first motor (41); a large gear (45) and a rotating bar (46) are respectively fixedly connected to the surface of the rotating shaft (43); two connecting arms (47) are rotatably connected to the rotating bar (46); the front faces of the two connecting arms (47) are fixedly connected to connecting shafts (48); the front ends of the two connecting shafts (48) are fixedly connected to sliding bars (49); five spring rods (410) are fixedly connected to the opposite sides of the two sliding bars (49); the ends of the five spring rods (410) on the left side and the five spring rods (410) on the right side are fixedly connected to clamping blocks (411).

2. A Bluetooth headset shell processing device according to claim 1, characterized in that: The top of the base (1) is respectively fixedly connected to a fixing column (6) and a processing table (7), and the top of the base (1) is provided with a reciprocating cleaning mechanism (8).

3. A Bluetooth headset shell processing device according to claim 2, characterized in that: The reciprocating cleaning mechanism (8) comprises a connecting frame (81) fixedly connected to the top of the base (1); a track plate (82) is fixedly connected to the connecting frame (81); a track groove (83) is provided on the track plate (82); a plurality of limit shafts (84) are fixedly connected to the right side of the track plate (82); a connecting sleeve (85) is slidably connected to the surface of the track plate (82); a second motor (86) is provided on the right side of the connecting sleeve (85); an output end of the second motor (86) is fixedly connected to a rotating shaft (87); a rotating wheel (88) is fixedly connected to the surface of the rotating shaft (87); and a cleaning strip (89) is fixedly connected to the left side of the track plate (82).

4. A Bluetooth headset shell processing device according to claim 2, characterized in that: A top plate (9) is fixedly connected to the top of the fixed column (6), and a grinder (10) is provided on the inner wall of the top plate (9).

5. A Bluetooth headset shell processing device according to claim 2, characterized in that: The inner wall of the processing table (7) is slidably connected to a material receiving groove (11), and the front side of the material receiving groove (11) is fixedly connected to a handle (12).

6. A Bluetooth headset shell processing device according to claim 1, characterized in that: Four support columns (13) distributed in a rectangular array are fixedly connected to the bottom of the base (1), and the bottom ends of the four support columns (13) are fixedly connected to a support base plate (14).

7. The Bluetooth headset shell processing device according to claim 1, characterized in that: The small gear (44) is meshed with the large gear (45), and the two sliding strips (49) are slidably connected to the limiting rod (42).

8. The Bluetooth headset shell processing device according to claim 3, characterized in that: The plurality of limit shafts (84) are matched with the rotating wheel (88), and the rotating shaft (87) is matched with the track groove (83).

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