Microphone head sealing device

Abstract

The utility model discloses a microphone head sealing device, and relates to the technical field of microphone head sealing, the microphone head sealing device comprises a fixed frame, a groove body is arranged in the fixed frame, an electric cylinder is fixedly installed on the top surface in the groove body, a lifting seat is fixedly installed at the output end of the electric cylinder, and the lifting seat is fixedly installed on the bottom surface of the groove body. A driving motor is fixedly mounted on the bottom surface of the lifting seat, a mounting seat is fixedly mounted at the output end of the driving motor, a fixing device is fixedly mounted on the surface of the mounting seat, and when the lifting seat mounted at the output end of an electric cylinder controls the driving motor to lift the sealing assembly, the sealing assembly can be fixed through four guide buckles and four guide rods under the cooperation of the four guide buckles and the four guide rods. According to the fixing device, the lifting stability of the driving motor is improved, meanwhile, the stability when the driving motor drives the sealing assembly to rotate at a high speed to seal the microphone is improved, under the cooperation of the two positioning clamping sleeves and the positioning assembly in the fixing device, the sealing assembly for the microphone sealing device can be conveniently and rapidly replaced, time and labor are saved, and the practicability is high. And the sealing efficiency of the microphone head is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of microphone head sealing, in particular to a microphone head sealing device. Background Art

[0002] A microphone is a transducer that converts sound into electronic signals. It has the best design principle of directly converting sound into electrical energy signals, can reproduce the original sound, has an extremely wide frequency response, has ultra-high sensitivity, and fast transient response characteristics. The microphone head is one of the indispensable and important parts of the microphone. During production, the microphone head needs to be processed through a sealing component.

[0003] The sealing component of the microphone head sealing equipment needs to be replaced according to the size of the microphone head. However, the existing microphone head sealing component is time-consuming and labor-intensive to replace, and it is inconvenient to replace it, resulting in the sealing equipment being unable to operate when the microphone head is replaced, thereby reducing the sealing efficiency of the microphone head. Secondly, when the microphone head sealing component is used to seal the microphone head, a motor is required to drive the sealing component driver to operate at high speed to seal the microphone head that needs to be sealed, and the stability is poor, which affects the sealing quality of the microphone head. Utility Model Content

[0004] In order to solve the problem that the existing microphone head sealing assembly is time-consuming and labor-intensive to replace, and it is inconvenient to replace it, resulting in the sealing device being unable to operate when the microphone head is replaced, thereby reducing the sealing efficiency of the microphone head; the purpose of the utility model is to provide a microphone head sealing device.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions: a microphone head sealing device, comprising a fixing frame, a slot body is opened in the fixing frame, an electric cylinder is fixedly installed on the top surface of the slot body, a lifting seat is fixedly installed on the output end of the electric cylinder, a driving motor is fixedly installed on the bottom surface of the lifting seat, a mounting seat is fixedly installed on the output end of the driving motor, a fixing device is fixedly installed on the surface of the mounting seat, a sealing component is detachably installed on the bottom surface of the mounting seat through the fixing device, the sealing component comprises a mounting plate, the fixing device comprises a fixing ring, the fixing ring fixing sleeve is arranged on the surface of the mounting seat, a positioning sleeve is symmetrically installed on the bottom surface of the fixing ring, and the fixing sleeve is fixedly installed on the bottom surface of the fixing ring. There are two positioning sleeves, a rotating part is fixedly installed on one side of the bottom surface of the fixed ring, a rotating shaft is symmetrically installed in the rotating part, a rotating cylinder is fixedly installed on one end of the two positioning sleeves, the rotating cylinder is sleeved on the surface of the rotating shaft, the positioning sleeve is rotatably installed under the fixed ring through the rotating cylinder and the rotating shaft, a positioning assembly is installed in one side of the fixed ring, the positioning assembly includes a sliding block, a positioning pin is symmetrically installed on the bottom surface of the sliding block, and a return spring is symmetrically installed on the top surface of the sliding block, there are two positioning pins, the two positioning pins are respectively inserted into one end of the top surfaces of the two positioning sleeves through the sliding block and the return spring, and the positioning assembly cooperates with the positioning sleeve.

[0006] Preferably, guide buckles are symmetrically installed on both sides of the lifting seat, the number of the guide buckles is four, and guide rods are sleeved in the four guide buckles, the number of the guide rods is four, and the four guide rods cooperate with the four guide buckles.

[0007] Preferably, limit strips are symmetrically installed in the two positioning sleeves, limit grooves are symmetrically opened on both sides of the surface of the mounting plate, the limit strip damping card is arranged in the limit groove, the limit groove and the limit strip cooperate with each other, and positioning parts are fixedly installed on both sides of the top surface of the mounting plate, the number of the positioning parts is two, and the two positioning parts are slidably inserted in the bottom surface of the mounting seat.

[0008] Compared with the prior art, the beneficial effects of the utility model are:

[0009] 1. In the utility model, with the cooperation of the two positioning sleeves and the positioning assembly in the fixing device, it is convenient to quickly replace the sealing assembly of the microphone sealing device, which saves time and effort, reduces the downtime of the sealing equipment when the microphone head is replaced, and improves the sealing efficiency of the microphone head;

[0010] 2. In the utility model, when the lifting seat installed at the output end of the electric cylinder controls the driving motor to lift the sealing component, with the cooperation of four guide buckles and four guide rods, the stability of the driving motor during lifting is increased, and at the same time, the stability of the driving motor driving the sealing component to seal the microphone at high speed is increased. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0012] Figure 1 This is a schematic diagram of the overall structure of the utility model.

[0013] Figure 2 This is a schematic diagram of the internal structure of the fixed frame of the utility model.

[0014] Figure 3 This is a schematic diagram of the exploded structure of the bottom of the drive motor of the utility model.

[0015] Figure 4 For this utility model Figure 3 A magnified view of the structure in the middle.

[0016] Figure 5 This is a schematic diagram of the structure of the fixing device of the utility model.

[0017] Figure 6 For this utility model Figure 5 Enlarged view of the structure at point B in the middle.

[0018] In the figure: 1. fixing frame; 11. slot body; 12. positioning strip; 121. positioning hole; 2. electric cylinder; 21. lifting seat; 22. guide buckle; 23. guide rod; 231. slide groove; 3. driving motor; 31. mounting seat; 4. fixing device; 41. fixing ring; 411. rotating part; 412. rotating shaft; 42. positioning sleeve; 421. rotating drum; 422. limiting strip; 43. positioning assembly; 431. sliding block; 432. positioning pin; 433. reset spring; 434. push-pull member; 5. sealing assembly; 51. mounting plate; 52. positioning member; 53. limiting groove. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] Example: Figure 1-6As shown, the utility model provides a microphone head sealing device, including a fixing frame 1, a slot body 11 is opened in the fixing frame 1, an electric cylinder 2 is fixedly installed on the top surface of the slot body 11, a lifting seat 21 is fixedly installed on the output end of the electric cylinder 2, a driving motor 3 is fixedly installed on the bottom surface of the lifting seat 21, a mounting seat 31 is fixedly installed on the output end of the driving motor 3, a fixing device 4 is fixedly installed on the surface of the mounting seat 31, a sealing component 5 is detachably installed on the bottom surface of the mounting seat 31 through the fixing device 4, the sealing component 5 includes a mounting plate 51, the fixing device 4 includes a fixing ring 41, the fixing ring 41 is fixedly sleeved on the surface of the mounting seat 31, a positioning sleeve 42 is symmetrically installed on the bottom surface of the fixing ring 41, the number of the positioning sleeve 42 is two, and one side of the bottom surface of the fixing ring 41 is fixed A rotating member 411 is installed, and a rotating shaft 412 is symmetrically installed in the rotating member 411. A rotating cylinder 421 is fixedly installed at one end of each of the two positioning sleeves 42. The rotating cylinder 421 is sleeved on the surface of the rotating shaft 412. The positioning sleeve 42 is rotatably installed below the fixed ring 41 through the rotating cylinder 421 and the rotating shaft 412. A positioning component 43 is installed in one side of the fixed ring 41. The positioning component 43 includes a sliding block 431. The bottom surface of the sliding block 431 is symmetrically installed with a positioning pin 432, and the top surface of the sliding block 431 is symmetrically installed with a return spring 433. The number of the positioning pins 432 is two, and the two positioning pins 432 are respectively inserted into one end of the top surface of the two positioning sleeves 42 through the sliding block 431 and the return spring 433. The positioning component 43 cooperates with the positioning sleeve 42;

[0021] The device is installed in a designated area of ​​the microphone head sealing device through the fixing frame 1, and the microphone head that needs to be sealed is sealed. The sealing component 5 is installed and fixed below the mounting seat 31 at the output end of the driving motor 3 through the mounting plate 51 and the fixing device 4. When the sealing component 5 needs to be disassembled and replaced, the positioning pins 432 are respectively taken out from one side of the top surface of the two positioning sleeves 42 with the cooperation of the sliding block 431 and the two return springs 433. After taking them out, the two positioning sleeves 42 are opened with the cooperation of the two rotating shafts 412 in the rotating part 411 and the rotating cylinders 421 respectively installed at one end of the two positioning sleeves 42, so that the disassembly of the sealing component 5 below the mounting seat 31 can be completed.

[0022] Guide buckles 22 are symmetrically installed on both sides of the lifting seat 21, and there are four guide buckles 22. Guide rods 23 are sleeved in the four guide buckles 22, and there are four guide rods 23. The four guide rods 23 cooperate with the four guide buckles 22. When the lifting seat 21 installed at the output end of the electric cylinder 2 controls the driving motor 3 to lift the sealing component 5, the guide buckles 22 installed on both sides of the lifting seat 21 follow the lifting and lowering of the lifting seat 21 and slide on the corresponding guide rod 23 surface. With the cooperation of the four guide buckles 22 and the four guide rods 23, the stability of the driving motor 3 during lifting and lowering is increased, and at the same time, the stability of the driving motor 3 driving the sealing component 5 to seal the microphone at a high speed is increased.

[0023] The limiting strips 422 are symmetrically installed in the two positioning sleeves 42, and the limiting grooves 53 are symmetrically opened on both sides of the surface of the mounting plate 51. The limiting strips 422 are damped and carded in the limiting grooves 53. The limiting grooves 53 and the limiting strips 422 cooperate with each other. Through the cooperation of the two limiting strips 422 respectively installed in each positioning sleeve 42 and the two limiting grooves 53 respectively opened on both sides of the surface of the mounting plate 51, the two positioning sleeves 42 are closed and fixed on the surface of the mounting plate 51, thereby increasing the stability of the mounting plate 51 after being fixed.

[0024] Positioning members 52 are fixedly installed on both sides of the top surface of the mounting plate 51. There are two positioning members 52. The two positioning members 52 are slidably inserted into the bottom surface of the mounting seat 31. The mounting plate 51 is limited and fixed on the bottom surface of the mounting seat 31 by the two positioning members 52, thereby increasing the stability of the sealing assembly 5 after installation.

[0025] A push-pull member 434 is fixedly installed in the middle of one side of the surface of the sliding block 431, and the push-pull member 434 slides on one side surface of the fixed ring 41. The push-pull member 434 cooperates with the sliding block 431 to control the sliding block 431 to slide in the fixed ring 41 through the push-pull member 434, and controls the two positioning pins 432 to be inserted and removed in the two positioning sleeves 42.

[0026] Slide grooves 231 are symmetrically opened on both sides of the groove body 11, and there are four slide grooves 231. The four guide rods 23 are respectively fixedly installed in the four slide grooves 231, and the guide buckles 22 are slidably installed in the slide grooves 231 through the guide rods 23. The four guide rods 23 are installed and fixed respectively through the four slide grooves 231, and the four guide buckles 22 are assisted to slide by the four slide grooves 231 and the four guide rods 23.

[0027] A positioning bar 12 is fixedly installed on one end of both sides of the fixing frame 1. There are two positioning bars 12. Evenly distributed positioning holes 121 are opened in the two positioning bars 12. The device is installed on the microphone head sealing device for use through the multiple positioning holes 121 opened in the two positioning bars 12 and the bolts.

[0028] Working principle: The device is installed in the designated area of ​​the microphone head sealing device through the fixing frame 1, and the microphone head that needs to be sealed is sealed. The sealing component 5 is installed and fixed below the mounting seat 31 at the output end of the driving motor 3 through the mounting plate 51 and the fixing device 4. When the sealing component 5 needs to be disassembled and replaced, the positioning pins 432 are respectively taken out from one side of the top surface of the two positioning sleeves 42 with the cooperation of the sliding block 431 and the two reset springs 433. After being taken out, the two positioning sleeves 42 are opened with the cooperation of the two rotating shafts 412 in the rotating member 411 and the rotating cylinders 421 respectively installed at one end of the two positioning sleeves 42, so that the disassembly work of the sealing component 5 below the mounting seat 31 can be completed;

[0029] When the lifting seat 21 installed at the output end of the electric cylinder 2 controls the driving motor 3 to lift the sealing component 5, the guide buckles 22 installed on both sides of the lifting seat 21 follow the lifting and lowering of the lifting seat 21 and slide on the surface of the corresponding guide rod 23. With the cooperation of the four guide buckles 22 and the four guide rods 23, the stability of the driving motor 3 during lifting and lowering is increased, and at the same time, the stability of the driving motor 3 driving the sealing component 5 to seal the microphone at a high speed is increased.

[0030] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A microphone head sealing device, comprising a fixing frame (1), characterized in that: A groove body (11) is provided in the fixing frame (1), an electric cylinder (2) is fixedly mounted on the top surface of the groove body (11), a lifting seat (21) is fixedly mounted on the output end of the electric cylinder (2), a driving motor (3) is fixedly mounted on the bottom surface of the lifting seat (21), a mounting seat (31) is fixedly mounted on the output end of the driving motor (3), a fixing device (4) is fixedly mounted on the surface of the mounting seat (31), a sealing assembly (5) is detachably mounted on the bottom surface of the mounting seat (31) via the fixing device (4), and the sealing assembly (5) comprises a mounting plate (51); The fixing device (4) comprises a fixing ring (41), the fixing ring (41) being fixedly sleeved on the surface of the mounting seat (31), a positioning sleeve (42) being symmetrically mounted on the bottom surface of the fixing ring (41), the number of the positioning sleeves (42) being two, a rotating member (411) being fixedly mounted on one side of the bottom surface of the fixing ring (41), a rotating shaft (412) being symmetrically mounted inside the rotating member (411), a rotating cylinder (421) being fixedly mounted on one end of the two positioning sleeves (42), the rotating cylinder (421) being sleeved on the surface of the rotating shaft (412), the positioning sleeve (42) being fixedly mounted on the rotating cylinder (421) and the rotating shaft (412), 2) is rotatably mounted below the fixed ring (41), a positioning assembly (43) is mounted on one side of the fixed ring (41), the positioning assembly (43) comprises a sliding block (431), a positioning pin (432) is symmetrically mounted on the bottom surface of the sliding block (431), a return spring (433) is symmetrically mounted on the top surface of the sliding block (431), there are two positioning pins (432), the two positioning pins (432) are respectively inserted into one end of the top surface of the two positioning sleeves (42) through the sliding block (431) and the return spring (433), and the positioning assembly (43) cooperates with the positioning sleeve (42).

2. A microphone head sealing device as claimed in claim 1, characterized in that: Guide buckles (22) are symmetrically mounted on both sides of the lifting seat (21), the number of the guide buckles (22) is four, the four guide buckles (22) are sleeved with guide rods (23), the number of the guide rods (23) is four, and the four guide rods (23) cooperate with the four guide buckles (22).

3. A microphone head sealing device as claimed in claim 1, characterized in that: Limiting strips (422) are symmetrically installed in the two positioning sleeves (42), and limiting grooves (53) are symmetrically provided on both sides of the surface of the mounting plate (51). The limiting strips (422) are damped and clamped in the limiting grooves (53), and the limiting grooves (53) and the limiting strips (422) cooperate with each other.

4. A microphone head sealing device as claimed in claim 1, characterized in that: Positioning members (52) are fixedly mounted on both sides of the top surface of the mounting plate (51), the number of the positioning members (52) is two, and the two positioning members (52) are slidably inserted in the bottom surface of the mounting seat (31).

5. A microphone head sealing device as claimed in claim 1, characterized in that: A push-pull member (434) is fixedly installed in the middle of one side of the surface of the sliding block (431), and the push-pull member (434) slides on one side surface of the fixing ring (41), and the push-pull member (434) cooperates with the sliding block (431).

6. A microphone head sealing device as claimed in claim 2, characterized in that: Both sides of the trough body (11) are symmetrically provided with slide grooves (231), the number of the slide grooves (231) is four, the four guide rods (23) are respectively fixedly installed in the four slide grooves (231), and the guide buckle (22) is slidably installed in the slide groove (231) through the guide rods (23).

7. A microphone head sealing device as claimed in claim 1, characterized in that: Positioning bars (12) are fixedly mounted on one end of both sides of the fixing frame (1), the number of the positioning bars (12) is two, and evenly distributed positioning holes (121) are provided in the two positioning bars (12).

Images