Part noise testing equipment

Abstract

The utility model relates to the technical field of acoustic testing, in particular to part noise testing equipment which comprises an equipment table, a sound insulation box is installed at the top end of the equipment table, a base is fixed to the top end of the equipment table and located in the sound insulation box, and a supporting frame is fixed to the center of the surface of the base through bolts. A rotating and pressing module is arranged on one side of the surface of the supporting frame. According to the utility model, a laboratory is replaced by the soundproof box which can be integrally carried, so that mass production testing of a production line is realized; the clamping cylinder is adopted to clamp the hinge to replace manual clamping of the hinge, so that the consistency of the clamping position and the clamping force is ensured; the hinge is driven to rotate by motor rotation instead of manual drive to rotate, different rotation speed test requirements and rotation speed and angle stability can be realized, and the consistency of rotation speed and rotation angle is ensured; the device can be compatible with rotation abnormal sound tests of hinges of different sizes.

Description

Technical Field

[0001] The utility model relates to the technical field of acoustic testing, in particular to a component noise testing device. Background Art

[0002] Wireless earphones are usually equipped with a matching earphone charging box. The earphone charging box can not only store the wireless earphones, but also provide charging function for wireless Bluetooth earphones. However, the components of the earphone charging box need to be tested for noise during production.

[0003] At present, when the existing embedded earphone charging box conducts noise testing on hinge components, the noise is collected in the laboratory by manually clamping the hinge and rotating it. This method has a low degree of automation and high labor intensity during testing, thus reducing the work efficiency during the noise testing of hinge components. Moreover, since the entire testing process requires manual assistance, it is impossible to ensure the consistency of the clamping position, clamping force, rotation speed and rotation angle of the hinge components during the test, and it is impossible to avoid test errors caused by human factors, which brings great troubles to people's use. Utility Model Content

[0004] The purpose of the utility model is to provide a component noise testing device to solve the problems raised in the above background technology that the existing test automation level is low, the clamping position, clamping force, rotation speed and rotation angle of the hinge components during the test cannot be guaranteed to be consistent, and the test error is large.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a component noise testing equipment, comprising an equipment table, a soundproof box is installed on the top of the equipment table, and a control panel for controlling the operation of the entire equipment is installed on one side of the surface of the soundproof box; a base is fixed at the top of the equipment table and located inside the soundproof box, and a support frame is fixed at the center position of the base surface by bolts; a clamping assembly is installed on the top of the support frame, and the clamping assembly is used for clamping and fixing components; a microphone is fixed to the surface of the base located on one side of the support frame through a bracket, and the microphone is used for recording noise; a rotating and pressing module is provided on one side of the surface of the support frame, and a pressure pressing module is provided on the side of the support frame away from the rotating and pressing module, and the pressure pressing module and the rotating and pressing module are used in combination for pressing components.

[0006] Preferably, the front side of the sound insulation box is hinged with an operating door via a hinge, and the operating door facilitates the placement of components to be tested, and the rear side of the sound insulation box is hinged with a maintenance door via a hinge, and the maintenance door facilitates maintenance or debugging work inside the sound insulation box.

[0007] Preferably, the rotating and pressing module is composed of a two-axis sliding assembly, a rotating assembly, a pressing power assembly and a sound insulation cover. The two-axis sliding assembly is fixedly connected to the surface of the base, and the sliding seat of the two-axis sliding assembly is equipped with a rotating assembly, which is used for clamping and rotating parts.

[0008] Preferably, the sliding seat of the two-axis sliding assembly is provided with a pressing power assembly located on one side of the rotating assembly, and the pressing power assembly is used for pressing parts; the outer sides of the rotating assembly and the pressing power assembly are also covered with a soundproof cover, and the soundproof cover is used for protecting and soundproofing the rotating assembly and the pressing power assembly.

[0009] Preferably, the pressure pressing module is composed of a module seat, a pressing drive assembly and a sound insulation cover, and the module seat is fixedly connected to the surface of the base.

[0010] Preferably, a press drive assembly is fixed on the surface of the module seat, and the press drive assembly is used for pressing parts; a soundproof cover is covered on the surface of the module seat and located on the outside of the press drive assembly, and the soundproof cover protects and soundproofs the press drive assembly.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows: the component noise testing equipment adopts an integrally portable soundproof box to replace the laboratory, so as to realize mass production testing on the production line; a clamping cylinder is adopted to clamp the hinge structure instead of manually clamping the hinge to ensure the consistency of the clamping position and the clamping force; a motor is adopted to rotate the hinge instead of manually driving the hinge to rotate, so as to realize different rotation speed test requirements and the stability of the rotation speed and angle, while ensuring the consistency of the rotation speed and the rotation angle; it can be compatible with the rotation abnormal sound test of hinges of different sizes; the utility model improves the automation degree of the noise testing equipment, and does not require manual auxiliary operation during the noise testing process, reduces the labor intensity during the noise testing, and improves the work efficiency of the equipment when testing hinge components; and because the entire gluing process is automatically completed by the machine, there is no manual operation in the middle, so it can ensure the consistency of the clamping position, clamping force, rotation speed and rotation angle of the hinge components during the test, thereby avoiding the test errors caused by human factors. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a three-dimensional front view structural schematic diagram of the utility model;

[0013] Figure 2 It is a three-dimensional rear view structure schematic diagram of the utility model;

[0014] Figure 3 It is a schematic diagram of the internal enlarged structure of the utility model;

[0015] Figure 4 It is a partial enlarged structural schematic diagram of the utility model;

[0016] Figure 5 It is an enlarged structural diagram of the rotating and pressing module of the utility model;

[0017] Figure 6 It is a schematic diagram of the enlarged structure of the pressure pressing module of the utility model.

[0018] In the figure: 1. Equipment table; 2. Soundproof box; 21. Control panel; 3. Operation door; 4. Maintenance door; 5. Base; 6. Support frame; 7. Rotation and pressing module; 71. Two-axis sliding assembly; 72. Rotation assembly; 73. Pressing power assembly; 74. Soundproof cover; 8. Pressure pressing module; 81. Module seat; 82. Pressing drive assembly; 83. Soundproof cover; 9. Clamping assembly; 10. Microphone. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. In addition, the terms "first", "second", "third", "upper, lower, left, right", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. At the same time, in the description of the present invention, unless otherwise clearly specified and limited, the terms "connected" and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium. Based on the embodiments in the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0020] The utility model provides a component noise testing device with a structure as follows Figure 1 , Figure 2 as well as Figure 4As shown, it includes an equipment table 1, a soundproof box 2 is installed on the top of the equipment table 1, and a control panel 21 for controlling the operation of the entire equipment is installed on one side of the surface of the soundproof box 2; an operation door 3 is hinged on the front side of the soundproof box 2 through a hinge, and the operation door 3 is convenient for the placement of the parts to be tested, and a maintenance door 4 is hinged on the rear side of the soundproof box 2 through a hinge, and the maintenance door 4 is convenient for the maintenance or debugging work inside the soundproof box 2, a base 5 is fixed at the top of the equipment table 1 and located inside the soundproof box 2, and a support frame 6 is fixed at the center position of the surface of the base 5 by bolts; a clamping component 9 is installed on the top of the support frame 6, and the clamping component 9 is used for clamping and fixing parts; a microphone 10 is fixed to the surface of the base 5 on one side of the support frame 6 through a bracket, and the microphone 10 is used for recording noise.

[0021] During implementation, the sound is collected by the microphone 10 and the signal is transmitted to the control panel 21 to test the noise.

[0022] Furthermore, if Figure 3 as well as Figure 5 As shown, a rotating and pressing module 7 is provided on one side of the surface of the support frame 6. The rotating and pressing module 7 is composed of a two-axis sliding component 71, a rotating component 72, a pressing power component 73 and a sound insulation cover 74. The two-axis sliding component 71 is fixedly connected to the surface of the base 5, and the sliding seat of the two-axis sliding component 71 is installed with a rotating component 72, and the rotating component 72 is used for clamping and rotating parts. The sliding seat of the two-axis sliding component 71 and a pressing power component 73 are installed on one side of the rotating component 72, and the pressing power component 73 is used for pressing parts; the outer sides of the rotating component 72 and the pressing power component 73 are also covered with a sound insulation cover 74, and the sound insulation cover 74 is used for protecting and soundproofing the rotating component 72 and the pressing power component 73.

[0023] During implementation, the hinge component is clamped and rotated by rotating and pressing the rotating component 72 in the module 7, and then placed in the clamping component 9 for clamping after rotation, so as to test the other side of the hinge component.

[0024] Furthermore, if Figure 2 as well as Figure 6 As shown, a pressure pressing module 8 is provided on one side of the support frame 6 away from the rotating and pressing module 7. The pressure pressing module 8 and the rotating and pressing module 7 cooperate to be used for pressing parts. The pressure pressing module 8 is composed of a module seat 81, a pressing drive assembly 82 and a sound insulation cover 83. The module seat 81 is fixedly connected to the surface of the base 5. The pressing drive assembly 82 is fixed on the surface of the module seat 81. The pressing drive assembly 82 is used for pressing parts. A sound insulation cover 83 is covered on the surface of the module seat 81 and located on the outer side of the pressing drive assembly 82. The sound insulation cover 83 protects and soundproofs the pressing drive assembly 82.

[0025] During implementation, the hinge components are placed in the clamping assembly 9, and then clamped by the clamping assembly 9. After clamping, the hinge components are reciprocally pressed by the pressing power assembly 73 in the rotating and pressing module 7 and the pressing drive assembly 82 in the pressure pressing module 8.

[0026] Working principle: When in use, first open the operating door 3, put the hinge parts into the clamping assembly 9, and then clamp the hinge parts through the clamping assembly 9. After clamping, the hinge parts are reciprocated by the pressing power assembly 73 in the rotating and pressing module 7 and the pressing drive assembly 82 in the pressure pressing module 8. A sound will be made when pressed, and then the sound is collected by the microphone 10 and the signal is transmitted to the control panel 21 for noise testing. Then, the hinge parts are clamped and rotated by the rotating assembly 72 in the rotating and pressing module 7, and then placed in the clamping assembly 9 for clamping after rotation, so as to test the other side of the hinge parts, and finally complete the use of the parts noise testing equipment.

[0027] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A component noise testing device, comprising a device platform (1), characterized in that: A soundproof box (2) is installed on the top of the equipment platform (1), and a control panel (21) for controlling the operation of the entire equipment is installed on one side of the surface of the soundproof box (2); a base (5) is fixed on the top of the equipment platform (1) and located inside the soundproof box (2), and a support frame (6) is fixed at the center of the surface of the base (5) by bolts; a clamping assembly (9) is installed on the top of the support frame (6), and the clamping assembly (9) is used for clamping and fixing parts; a microphone (10) is fixed on the surface of the base (5) located on one side of the support frame (6) by a bracket, and the microphone (10) is used for recording noise; a rotating and pressing module (7) is provided on one side of the surface of the support frame (6), and a pressure pressing module (8) is provided on the side of the support frame (6) away from the rotating and pressing module (7), and the pressure pressing module (8) cooperates with the rotating and pressing module (7) to press parts.

2. A component noise testing device according to claim 1, characterized in that: The front side of the soundproof box (2) is hinged with an operating door (3) through a hinge, and the operating door (3) facilitates the placement of components to be tested, and the rear side of the soundproof box (2) is hinged with a maintenance door (4) through a hinge, and the maintenance door (4) facilitates maintenance or debugging work inside the soundproof box (2).

3. The component noise testing device according to claim 1, characterized in that: The rotating and pressing module (7) is composed of a two-axis sliding component (71), a rotating component (72), a pressing power component (73) and a sound insulation cover (74). The two-axis sliding component (71) is fixedly connected to the surface of the base (5), and the sliding seat of the two-axis sliding component (71) is installed with a rotating component (72), and the rotating component (72) is used for clamping and rotating parts.

4. A component noise testing device according to claim 3, characterized in that: A pressing power assembly (73) is installed on the sliding seat of the two-axis sliding assembly (71) and located on one side of the rotating assembly (72). The pressing power assembly (73) is used to press the parts. The outer sides of the rotating assembly (72) and the pressing power assembly (73) are also covered with a sound insulation cover (74). The sound insulation cover (74) is used to protect and soundproof the rotating assembly (72) and the pressing power assembly (73).

5. The component noise testing device according to claim 1, characterized in that: The pressure pressing module (8) is composed of a module base (81), a pressing drive assembly (82) and a sound insulation cover (83), and the module base (81) is fixedly connected to the surface of the base (5).

6. A component noise testing device according to claim 5, characterized in that: A pressing drive assembly (82) is fixed on the surface of the module seat (81), and the pressing drive assembly (82) is used for pressing parts; a soundproof cover (83) is covered on the surface of the module seat (81) and located on the outer side of the pressing drive assembly (82), and the soundproof cover (83) protects and soundproofs the pressing drive assembly (82).

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