CN114025295A - Acoustic function test fixture for tablet computer - Google Patents
Acoustic function test fixture for tablet computer Download PDFInfo
- Publication number
- CN114025295A CN114025295A CN202111247571.1A CN202111247571A CN114025295A CN 114025295 A CN114025295 A CN 114025295A CN 202111247571 A CN202111247571 A CN 202111247571A CN 114025295 A CN114025295 A CN 114025295A
- Authority
- CN
- China
- Prior art keywords
- plugging
- hole
- module
- automatic
- base
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R29/00—Monitoring arrangements; Testing arrangements
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention belongs to the technical field of automatic test equipment, and discloses a clamp for testing acoustic functions of a tablet personal computer, which specifically comprises a support plate module, an automatic plugging module and an automatic hole plugging module; the automatic plugging module is used for plugging a microphone hole of the product to be tested; the automatic hole plugging module comprises a second base, a linear driving device and a rotary hole plugging device, wherein the linear driving device is fixed on the second base; the rotary hole plugging device comprises a hole plugging rotating arm and a silica gel pressure head used for plugging holes, the hole plugging rotating arm is rotatably fixed on the second base, the first end of the hole plugging rotating arm is connected with the linear driving device, and the second end of the hole plugging rotating arm is provided with the silica gel pressure head. The invention can reduce the volume and complexity of a mechanical structure, has low cost and high reliability, and simultaneously realizes a full-automatic test process by matching with the feeding and discharging of a manipulator, thereby reducing manual intervention, ensuring the product quality and improving the test efficiency.
Description
Technical Field
The invention belongs to the technical field of automatic test equipment, and particularly relates to a clamp for testing acoustic functions of a tablet personal computer.
Background
As a common electronic product, a tablet personal computer is widely used in work and life of people. With the rapid development of electronic technology, people have higher and higher quality requirements on electronic products, including requirements on audio quality of tablet computers, and a series of functions such as call noise reduction stereo surround and the like have been gradually added to the latest generation of tablet computers. In the process of processing and producing the tablet personal computer, the acoustic function test is a necessary procedure.
In the prior art, the mode of manual plugging is generally adopted for testing the acoustic function of the computer, the testing efficiency is low, the labor cost is high, the phenomenon that a tested product is damaged due to improper manual operation is easy, and the requirements of mass and high-efficiency production line testing are difficult to meet.
The utility model discloses a chinese utility model patent that bulletin number is CN208112958U discloses an automatic acoustics test equipment for notebook computer, this mechanism includes that the computer transfers actuating mechanism, board and microphone subassembly are placed in the computer location, wherein, the microphone subassembly includes microphone movable mounting bracket, actuating mechanism is transferred to the microphone, the microphone support frame is used in the test, the mechanism is pressed to the computer, and transfer the activity plugged hole head by plugged hole drive assembly driven between fly leaf and the test loudspeaker at the computer, the utility model has the advantages of degree of automation is high, work efficiency is high, but there is mechanical structure complicacy, bulky, the problem that the cost of manufacture is high.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a clamp for testing the acoustic function of a tablet personal computer, which reduces the size and complexity of a mechanical structure, has low cost and high reliability, can realize a full-automatic testing process by matching with feeding and discharging of a manipulator, reduces manual intervention, ensures the product quality and improves the testing efficiency.
In order to achieve the technical purpose, the invention adopts the following technical scheme:
a clamp for testing acoustic functions of a tablet personal computer comprises a carrier plate module, an automatic plugging module and an automatic hole plugging module; the automatic plugging module is used for plugging a microphone hole of the product to be tested;
the automatic hole plugging module comprises a second base, a linear driving device and a rotary hole plugging device, wherein the linear driving device is fixed on the second base; rotatory stifled hole device includes stifled hole swinging boom and is used for the silica gel pressure head in stifled hole, the intermediate position of stifled hole swinging boom rotatably fixes on the second base through first rotation axis, and the both ends of stifled hole swinging boom are located the both sides of first rotation axis respectively, the first end of stifled hole swinging boom is connected sharp drive arrangement, install the second end of stifled hole swinging boom the silica gel pressure head.
The clamping jaw module is used for clamping and fixing a product to be detected; the support plate module, automatic plug module, automatic hole blocking module and clamping jaw module are all fixed on the frame, and automatic plug module and automatic hole blocking module are fixed side by side in proper order in the same one side of support plate module, and two clamping jaw modules are placed respectively at two adjacent sides of support plate module and are close to diagonal angle position.
Furthermore, the hole plugging rotating arm of the automatic hole plugging module is a curved surface structure formed by connecting a vertical bending section and a horizontal bending section; the linear driving device of the automatic hole plugging module comprises a first driving cylinder and a first floating joint, the first driving cylinder is fixed on a second base, the end part of the second base is provided with two supporting arms close to the driving end of the first driving cylinder, the two supporting arms are fixedly provided with a first rotating shaft, the transition bending position of the vertical bending section of the hole plugging rotating arm is rotatably fixed on the first rotating shaft, and the first driving cylinder is connected with the tail end of the vertical bending section of the hole plugging rotating arm in a driving mode through the first floating joint; the rotary hole plugging device further comprises a silica gel fixing column, the silica gel fixing column is fixed on the horizontal end face of the horizontal bending section of the hole plugging rotating arm in a height-adjustable manner, and the upper end of the silica gel fixing column is provided with the silica gel pressure head;
the lower end of the second base is also provided with two second supporting columns, and the two second supporting columns are fixedly supported on the base.
Furthermore, the carrier plate module comprises a tablet computer to be tested, a carrier plate and a first support column; the support plate is a profiling positioning product with raised blocks arranged on the periphery and is used for positioning and placing a tablet computer to be tested; the first support column is 4, 4 the upper end of first support column supports four bottoms of having held up the support plate, 4 the lower extreme of first support column is fixed on the frame.
Furthermore, two protruding blocks on one side edge of the carrier plate along the Y direction are provided with a first U-shaped through hole groove, an X-direction positioning adjusting block is arranged in the first U-shaped through hole groove, two first waist-shaped holes along the X direction are arranged on the X-direction positioning adjusting block in parallel, and the relative fixing position of the X-direction positioning adjusting block along the X direction can be adjusted by adjusting the position of a bolt in each first waist-shaped hole; a second U-shaped through hole groove is formed in a protruding block on one side edge of the carrier plate along the X direction, a Y-direction positioning adjusting block is arranged in the second U-shaped through hole groove, two second waist-shaped holes along the Y direction are formed in the Y-direction positioning adjusting block in parallel, and the relative fixing position of the Y-direction positioning adjusting block along the Y direction can be adjusted by adjusting the position of a bolt in each second waist-shaped hole; a round hole is formed in the bottom of the carrier plate, and a proximity sensor is placed in the round hole; the proximity sensor is fixedly connected with the inner side wall of the round hole;
the lower end of the edge of the carrier plate is provided with a reinforcing plate, and damping silica gel is arranged on the bottom plate of the carrier plate at positions corresponding to four top angles of the tablet computer to be tested; the upper end of first support column is provided with shock attenuation callus on the sole.
Furthermore, the automatic plugging module comprises two automatic plugging and unplugging structures of the test connector, namely an automatic plugging and unplugging structure of a power connector and an automatic plugging and unplugging structure of an audio connector, and the automatic plugging and unplugging structure of the power connector is the same as the automatic plugging and unplugging structure of the audio connector;
the automatic test joint plugging and unplugging structure comprises a test joint, a test joint floating structure and a test joint driving device; the test joint driving device drives the test joint floating structure to move along the Y direction so as to drive the test joint to perform plugging and unplugging actions;
the test joint floating structures comprise joint bases, at least 2 elastic limiting assemblies and fixed adjusting blocks; the test joint is fixed on the joint base; the joint base is connected with a fixed adjusting block through an elastic limiting assembly, and the fixed adjusting block is fixedly connected with the driving end of the test joint driving device; the elastic limiting assembly consists of an equal-height screw and a compression spring, the compression spring is sleeved on the equal-height screw, one end of the compression spring is fixed on the fixed adjusting block, and the screw head of the equal-height screw is positioned on one side, close to the test joint, of the joint base; the joint base and the fixed adjusting block are respectively provided with through holes which are communicated with each other and used for a connecting wire of the test joint to pass through;
preferably, the test joint driving device may adopt a guide rail air cylinder.
Furthermore, the automatic plugging and unplugging structure of the test joint further comprises an XZ direction adjusting block, a third waist-shaped hole along the X direction is formed in the upper portion of the XZ direction adjusting block, a fourth waist-shaped hole along the Z direction is formed in the lower portion of the XZ direction adjusting block, the upper portion of the XZ direction adjusting block is in threaded connection with the lower portion of the fixed adjusting block through the third waist-shaped hole, and the fixed connecting position along the X direction is adjustable; and the lower part of the XZ direction adjusting block is in threaded connection with the driving end of the test joint driving device through a fourth waist-shaped hole, and the fixed connection position along the Z direction is adjustable.
Furthermore, the automatic plugging and unplugging structure of the test joint further comprises a limiting block, a first base and a limiting adjusting block; the test joint driving devices of the two test joint automatic plugging and unplugging structures are fixedly arranged on a first base side by side, the first base is fixedly arranged on a machine base, and the XZ direction adjusting block is hung on one side of the first base; the two test joint driving devices are respectively provided with a limiting adjusting block with an L-shaped cross section at two sides of the first base, and a horizontal plate of the limiting adjusting block is provided with a long round hole for adjusting the fixed connection position of the limiting adjusting block on the first base along the Y direction; a buffer PU pad is arranged on the outer end face of the vertical plate of the limiting and adjusting block; the XZ direction regulating block is fixedly connected with a limiting block along the X direction, and the limiting block and the buffering PU pad are arranged in a position opposite to each other.
Furthermore, the clamping jaw module comprises a clamping jaw, a clamping jaw bracket, a second floating joint and a second driving cylinder; the clamping jaw comprises a clamping jaw rotating arm and a square pressing plate, two horizontal supporting arms are arranged at the upper end of the clamping jaw support, a second rotating shaft is arranged between the two horizontal supporting arms, the clamping jaw rotating arm is rotatably fixed on the second rotating shaft, and two ends of the clamping jaw rotating arm are respectively positioned at two sides of the second rotating shaft; the second drives actuating cylinder and connects the first end of clamping jaw swinging boom through the drive of the unsteady joint of second, the square pressure board of pressing of second end fixed connection of clamping jaw swinging boom, the excellent power that is provided with a plurality of equipartition on the terminal surface of square pressure board and the product contact that awaits measuring is glued and is pressed the stick.
Furthermore, the clamping jaw rotating arm of the clamping jaw module is of a curved surface structure with bending transition and M-shaped cross section; the clamping jaw module further comprises a third base, the clamping jaw support and the second driving cylinder are fixed on the third base, and the third base is fixed on the machine base.
Compared with the prior art, the invention has the following beneficial effects:
(1) according to the automatic plugging device, automatic plugging and unplugging actions of a power line and an audio line are realized through the automatic plugging module, automatic hole plugging is realized through the automatic hole plugging module, the function of automatically clamping a product to be tested is realized through the clamping jaw modules arranged at two oblique opposite angles, full-automatic testing can be realized by matching with feeding and discharging of a manipulator, manual intervention is reduced, product quality is guaranteed, and testing efficiency is improved; meanwhile, the modular structure design can adapt to test products in different shapes, the compatibility is good, the structure is compact through reasonable structure design and arrangement, the use is convenient, and the maintenance is easy;
(2) the automatic plugging module adopts a floating positioning structure and a high-precision guide rail cylinder design, can realize independent floating and automatic plugging actions of a power line and an audio line, and can adjust X, Y, Z positions in three directions according to an actual test environment by combining an XZ direction adjusting block and a Y direction limiting adjusting block, so that the automatic plugging module can adapt to different test scenes and test requirements, reduces the dependence on the processing level and the limitation on the specification of a product to be tested, and has strong applicability and high reliability;
(3) the stifled hole swinging boom of this application automatic stifled hole module connects through first unsteady and is connected with first actuating cylinder that drives, the clamping jaw swinging boom of clamping jaw module is floated through the second and is connected with second actuating cylinder that drives, through structural design, turn into the stifled hole swinging boom to the linear motion that drives actuating cylinder, the circular rotary motion of clamping jaw swinging boom, the stifled hole action of silica gel pressure head and the action of square pressing plate pressing down the tight product that awaits measuring have been realized, mechanical mechanism has been simplified, the volume of test fixture has been reduced, the manufacturing cost is reduced.
Drawings
FIG. 1 is a schematic overall structure diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a carrier module according to an embodiment of the invention;
FIG. 3 is a schematic diagram of an automatic plugging module according to an embodiment of the present invention;
FIG. 4 is a top view of the automatic plugging module according to the embodiment of the present invention;
FIG. 5 is a schematic structural diagram of an automatic hole plugging module according to an embodiment of the present invention;
FIG. 6 is a schematic structural view of a clamping jaw module according to an embodiment of the present invention;
the notation in the figure is: 1-a carrier module; 2-automatic plugging module; 3-automatic hole plugging module; 4-a clamping jaw module; 5-a tablet computer to be tested; 6-X direction positioning adjusting block; 7-a carrier plate; 8-a reinforcing plate; 9-a first support column; 10-shock-absorbing silica gel; 11-Y direction positioning adjusting block; 12-a proximity sensor; 13-shock absorbing foot pads; 14-a joint base; 15-equal height screw; 16-a compression spring; 17-fixing the adjusting block; an 18-XZ direction adjusting block; 181-third kidney hole; 182-fourth kidney-shaped hole; 19-a limiting block; 20-a buffer PU pad; 21-audio line connector; 22-power connection; 23-a drive connection plate; 24-a rail cylinder; 25-a first base; 26-a limit adjusting block; 27-a second base; 28-silica gel indenter; 29-silica gel fixation column; 30-a plugged-hole rotating arm; 301-vertical curved section; 302-horizontal bend section; 31-a first drive cylinder; 32-a second support column; 33-a first floating knot; 34-a first axis of rotation; 35-a jaw; 351-a jaw rotation arm; 352-square pressing plate; 36-a second axis of rotation; 37-jaw holder; 38-a second drive cylinder; 39-high-tenacity glue pressing rod; 40-a second floating joint; 41-a third base; 42-engine base.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
As shown in fig. 1, the present invention provides a testing fixture for acoustic function of a tablet computer, which mainly comprises a carrier plate module 1, an automatic plugging module 2, an automatic hole plugging module 3, two clamping jaw modules 4 and a base 42; the carrier plate module 1 is used for positioning and placing a product to be tested; the automatic plugging module 2 realizes the automatic plugging of the power line and the audio line; the automatic hole plugging module 3 is used for plugging a microphone hole of a product and testing the acoustic performance of the product; the clamping jaw module 4 is used for clamping and fixing a product to be tested and preventing the product to be tested from shaking in the testing process; the carrier plate module 1, the automatic plugging module 2, the automatic hole plugging module 3 and the clamping jaw module 4 are all fixed on the base 42, and meanwhile, the automatic plugging module 2 and the automatic hole plugging module 3 are sequentially fixed on the same side of the carrier plate module 1 side by side, so that the automatic plugging position and the automatic hole plugging position of a power line and an audio line are adjacent to each other, and the test operation is convenient; two clamping jaw modules 4 are respectively placed at two adjacent sides of the carrier plate module 1 and near diagonal positions of the diagonal lines, so that the tablet computer 5 to be tested is clamped more firmly, and the shaking in the test process is prevented.
As shown in fig. 2, the carrier module 2 includes a tablet computer 5 to be tested, a carrier 7 and a first support column 9; the support plate 7 is a profiling positioning product with raised blocks arranged on the periphery and is used for positioning and placing the tablet computer 5 to be tested; the number of the first supporting columns 9 is 4, the upper ends of the 4 first supporting columns 9 support the four bottom ends of the carrier plate 7, and the lower ends are fixed on the machine base 42; a first U-shaped through hole groove is formed in a protruding block on one side edge of the carrier plate 7 along the Y direction, an X-direction positioning adjusting block 6 is arranged in the first U-shaped through hole groove, two first waist-shaped holes along the X direction are formed in the X-direction positioning adjusting block 6 in parallel, and the relative fixing position of the X-direction positioning adjusting block 6 along the X direction can be adjusted by adjusting the position of a bolt in each first waist-shaped hole; a second U-shaped through hole groove is formed in the protruding block on one side of the carrier plate 7 along the X direction, a Y-direction positioning adjusting block 11 is arranged in the second U-shaped through hole groove, two second waist-shaped holes along the Y direction are formed in the Y-direction positioning adjusting block 11 in parallel, and the relative fixing position of the Y-direction positioning adjusting block 11 along the Y direction can be adjusted by adjusting the position of a bolt in each second waist-shaped hole; the first waist-shaped hole and the second waist-shaped hole are elliptical stepped holes, so that the positions of the positioning grooves can be adjusted from X, Y in two directions, the manufacturing deviation of products can be adapted, the products are prevented from being crushed, and the positioning precision is improved. The round hole has been seted up at the bottom center of support plate 7, proximity sensor 12 has been placed in the round hole, proximity sensor 12 fixed connection the inside wall of round hole, proximity sensor 12 is used for responding to whether the product that awaits measuring has been placed on support plate 7. The carrier plate module 1 is provided with a reinforcing plate 8 at the lower end of the edge of the carrier plate 7 so as to load the strength and the bearing capacity of the plate 7; the positions corresponding to the four top angles of the tablet computer 5 to be tested on the carrier plate 7 are provided with shock-absorbing silica gel 10, the upper end of the first support column 9 is provided with a shock-absorbing foot pad 13, and the purpose is to improve the accuracy of the test in order to isolate the interference of the equipment vibration to the test.
As shown in fig. 3 and 4, the automatic plugging module 2 includes two automatic plugging structures for testing connectors, namely, an automatic plugging structure for a power connector and an automatic plugging structure for an audio connector, which are the same; the automatic plugging and unplugging structure of the test joint comprises a test joint, a test joint floating structure and a test joint driving device, wherein the test joint comprises a power supply joint 22 and an audio line joint 21, and the test joint driving device is a guide rail cylinder 24; the test joint floating structure is fixed at the end part of the driving connecting plate 23 of the guide rail air cylinder 24 in a driving way, the test joint is fixed at the end part of the test joint floating structure, and the test joint driving device drives the test joint floating structure to move along the Y direction so as to drive the test joint to perform plugging and unplugging actions;
the test joint floating structures comprise joint bases 14, an upper group of elastic limiting assemblies, a lower group of elastic limiting assemblies and a fixed adjusting block 17; the test joint is fixed on the joint base 14; the joint base 14 is connected with a fixed adjusting block 17 through 4 elastic limiting assemblies, and the fixed adjusting block 17 is fixedly connected with the end part of a driving connecting plate 23 of a guide rail air cylinder 24; the elastic limiting assembly consists of an equal-height screw 15 and a compression spring 16, the compression spring 16 is sleeved on the equal-height screw 15, one end of the compression spring is fixed on a fixed adjusting block 17, and the screw head of the equal-height screw 15 is positioned on one side, close to the test joint, of the joint base 14; the connector base and the fixed adjusting block 17 are respectively provided with through holes which are mutually communicated and used for allowing a connecting wire of a power connector 22 or an audio wire connector 21 to pass through. The audio line and the power line of the automatic plugging module 2 are automatically plugged and unplugged by adopting a floating structure, so that the requirement on the processing precision of a product to be tested can be reduced, and larger product tolerance can be contained; meanwhile, the audio cable and the power line are controlled by the high-precision guide rail cylinder, so that the audio cable and the power line independently move on respective guide rails to perform plugging and unplugging actions, the motion is smooth, the precision is high, the test requirements of the audio cable and the power line with different specifications can be met, and the compatibility is good.
As a preferable scheme, in some embodiments, the automatic plugging structure of the test connector further includes an XZ direction adjusting block 18, a limiting block 19, a first base 25, and a limiting adjusting block 26; the upper part of the XZ direction adjusting block 18 is provided with a third waist-shaped hole 181 along the X direction, the lower part of the XZ direction adjusting block 18 is provided with a fourth waist-shaped hole 182 along the Z direction, the upper part of the XZ direction adjusting block 18 is in threaded connection with the lower part of the fixed adjusting block 17 through the third waist-shaped hole 181, and the fixed connecting position along the X direction is adjustable; the lower part of the XZ direction adjusting block 18 is in threaded connection with the driving end of the test joint driving device through a fourth kidney-shaped hole 182, and the fixed connection position along the Z direction is adjustable; the guide rail air cylinders 24 of the automatic power connector plugging structure and the automatic audio connector plugging structure are fixedly arranged on the first base 25 side by side, the first base 25 is fixedly arranged on the machine base 42, and the XZ direction adjusting block 18 is suspended on one side of the first base 25; the two test joint driving devices are respectively provided with a limiting adjusting block 26 with an L-shaped cross section at two sides of the first base 25, and a horizontal plate of the limiting adjusting block 26 is provided with a long round hole for adjusting the fixed connection position of the limiting adjusting block 26 on the first base 25 along the Y direction; the outer end face of the vertical plate of the limiting adjusting block 26 is provided with a buffering PU pad 20; the XZ direction regulating block 18 is fixedly connected with a limiting block 19 along the X direction, and the limiting block 19 and the buffering PU pad 20 are arranged oppositely. When actual test, can be according to the test demand, spacing regulating block 26 through XZ direction regulating block 18 and Y direction, can adjust X, Y, Z three ascending positions in side according to actual test environment, can adapt to different test scene and test requirement, through adjusting spacing regulating block 26 in the position of Y direction, can adjust the terminal surface distance of stopper 19 and buffering PU pad 20, thereby adjust guide rail cylinder 24's drive stroke, and simultaneously, accessible stopper 19 carries out spacing and uninstallation guide rail cylinder 24's pressure, and through buffering PU pad 20 spacing buffering regulation guide rail cylinder 24's motion stroke, thereby protect the product that awaits measuring, avoid the product that awaits measuring to receive the transitional extrusion and damage.
As shown in fig. 5, the automatic hole plugging module 3 includes a second base 27, a first driving cylinder 31, a first floating joint 33, a rotary hole plugging device, and two second supporting columns 32; the upper ends of the two second supporting columns 32 are respectively supported at two sides of the bottom end of the second base 27, and the lower ends are fixed on the base 42; the first driving cylinder 31 is fixed on the second base 27, one end of the second base 27 is provided with two vertical supporting arms, and a first rotating shaft 34 is fixedly arranged between the two vertical supporting arms; the rotary hole plugging device comprises a hole plugging rotating arm 30, a silica gel fixing column 29 and a silica gel pressure head 28, wherein the hole plugging rotating arm 30 is a curved surface structure formed by connecting a vertical bending section 301 and a horizontal bending section 302, and the hole plugging rotating arm 30 is rotatably fixed on a first rotating shaft 34 through the middle transition bending position of the vertical bending section 301, so that two ends of the hole plugging rotating arm 30 are respectively positioned at two sides of the first rotating shaft 34; the first driving cylinder 31 is in driving connection with the tail end of the vertical bending section 301 of the plugging rotating arm 30 through a first floating joint 33; on the horizontal terminal surface of the horizontal bending section 302 of the hole plugging rotating arm 30, a height-adjustable ground silica gel fixing column 29 is arranged through machine-meter screw locking, and a silica gel pressure head 28 is arranged at the upper end of the silica gel fixing column 29. Before testing, the compression amount of the silica gel pressure head 28 can be adjusted by adjusting the position of the silica gel fixing column 29 according to requirements; during the test, the horizontal linear motion of first actuating cylinder 31 that drives converts into the circular rotary motion of stifled hole swinging boom 30, drives silica gel pressure head 28 upwards clockwise rotation, and the microphone hole of the product that awaits measuring is blocked up to silica gel pressure head 28 is automatic to leak the sound test.
As shown in fig. 6, the jaw module 4 includes a jaw 35, a jaw bracket 37, a second floating joint 40 and a second driving cylinder 38; the clamping jaw 35 comprises a clamping jaw rotating arm 351 and a square pressing plate 352, two horizontal supporting arms are arranged at the upper end of the clamping jaw support 37, a second rotating shaft 36 is arranged between the two horizontal supporting arms, the clamping jaw rotating arm 351 is of a curved surface structure with bending transition and an M-shaped cross section, and the middle transition part of the clamping jaw rotating arm 351 is rotatably fixed on the second rotating shaft 36, so that two ends of the clamping jaw rotating arm 351 are respectively positioned at two sides of the second rotating shaft 36; the second driving cylinder 38 is connected with the first end of the clamping jaw rotating arm 351 in a driving way through a second floating joint 40; the second end fixed connection square pressing plate 352 of clamping jaw swinging arm 351, square pressing plate 352 is fixed with two excel power adhesive pressure stick 39 through the machine meter screw on the terminal surface of awaiting measuring the product contact, excel power adhesive pressure stick sets up both ends about square pressing plate 352, and its compression amount also can be adjusted through the machine meter screw. The clamping jaw module 4 further comprises a third base 41, the clamping jaw support 37 and the second driving cylinder 38 are both fixed on the third base 41, and the third base 41 is fixed on the machine base 42. During testing, the linear motion of the second driving cylinder 38 in the vertical direction is converted into the circular rotation motion of the clamping jaw rotating arm 351, so as to drive the square pressing plate 352 to rotate downwards and anticlockwise until the high-strength rubber pressing rod 39 of the square pressing plate 352 abuts against a product to be tested, and the automatic clamping function is realized.
The above description is only an example of the present application and is not intended to limit the present invention. Any modification, equivalent replacement, and improvement made within the scope of the application of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A clamp for testing acoustic functions of a tablet personal computer is characterized by comprising a carrier plate module (1), an automatic plugging module (2) and an automatic hole plugging module (3); the automatic plugging and unplugging device comprises a carrier plate module (1), an automatic plugging and unplugging module (2) and an automatic hole plugging and unplugging module (3), wherein the carrier plate module (1) is used for positioning and placing a product to be tested, the automatic plugging and unplugging module is used for realizing automatic plugging and unplugging of an audio line connector and a power line connector, and the automatic hole plugging module (3) is used for plugging a microphone hole of the product to be tested;
the automatic hole plugging module (3) comprises a second base (27), a linear driving device and a rotary hole plugging device, wherein the linear driving device is fixed on the second base (27); rotatory stifled hole device is including stifled hole swinging boom (30) and silica gel pressure head (28) that are used for stifled hole, the intermediate position of stifled hole swinging boom (30) is rotatably fixed on second base (27) through first rotation axis (34), and the both ends of stifled hole swinging boom (30) are located the both sides of first rotation axis (34) respectively, the first end of stifled hole swinging boom (30) is connected sharp drive arrangement, the second end of stifled hole swinging boom (30) is installed silica gel pressure head (28).
2. The acoustic function test fixture for the tablet personal computer according to claim 1, further comprising two clamping jaw modules (4) and a base (42), wherein the clamping jaw modules (4) are used for clamping and fixing a product to be tested; support plate module (1), automatic plug module (2), automatic stifled hole module (3) and clamping jaw module (4) are all fixed on frame (42), and just automatic plug module (2) and automatic stifled hole module (3) are fixed side by side in proper order in same one side of support plate module (1), and two clamping jaw modules (4) are placed respectively at two adjacent sides of support plate module (1) and are close to diagonal angle position.
3. The clamp for testing the acoustic function of the tablet personal computer according to claim 2, wherein the hole plugging rotating arm (30) of the automatic hole plugging module (3) is a curved surface structure formed by connecting a vertical bending section (301) and a horizontal bending section (302); the linear driving device of the automatic hole plugging module (3) comprises a first driving cylinder (31) and a first floating joint (33), the first driving cylinder (31) is fixed on a second base (27), two supporting arms are arranged at the end part of the second base (27) close to the driving end of the first driving cylinder (31), the two supporting arms are fixedly provided with a first rotating shaft (34), the transition bending position of the vertical bending section (301) of the hole plugging rotating arm (30) is rotatably fixed on the first rotating shaft (34), and the first driving cylinder (31) is in driving connection with the tail end of the vertical bending section (301) of the hole plugging rotating arm (30) through the first floating joint (33); the rotary hole plugging device further comprises a silica gel fixing column (29), the silica gel fixing column (29) is fixed on the horizontal end face of the horizontal bending section (302) of the hole plugging rotating arm (30) in a height-adjustable mode, and the upper end of the silica gel fixing column (29) is provided with the silica gel pressure head (28);
the lower end of the second base (27) is also provided with two second supporting columns (32), and the two second supporting columns (32) are fixedly supported on the machine base (42).
4. The acoustic function test fixture for the tablet computer according to claim 2 or 3, wherein the carrier board module (2) comprises a tablet computer (5) to be tested, a carrier board (7) and a first support column (9); the support plate (7) is a profiling positioning product with raised blocks arranged on the periphery and is used for positioning and placing the tablet computer (5) to be tested; the number of the first supporting columns (9) is 4, the upper ends of the first supporting columns (9) support four bottom ends of the carrier plate (7), and the lower ends of the first supporting columns (9) are fixed on the machine base (42).
5. The clamp for testing the acoustic function of the tablet personal computer according to claim 4, wherein two protruding blocks on one side of the carrier plate (7) along the Y direction are provided with first U-shaped through hole grooves, X-direction positioning adjusting blocks (6) are arranged in the first U-shaped through hole grooves, two first waist-shaped holes along the X direction are formed in the X-direction positioning adjusting blocks (6) in parallel, and the relative fixing position of the X-direction positioning adjusting blocks (6) along the X direction can be adjusted by adjusting the positions of bolts at the first waist-shaped holes; a second U-shaped through hole groove is formed in a protruding block on one side edge of the carrier plate (7) along the X direction, a Y-direction positioning adjusting block (11) is arranged in the second U-shaped through hole groove, two second waist-shaped holes along the Y direction are formed in the Y-direction positioning adjusting block (11) in parallel, and the relative fixing position of the Y-direction positioning adjusting block (11) along the Y direction can be adjusted by adjusting the position of a bolt in each second waist-shaped hole; a round hole is formed in the bottom of the carrier plate (7), and a proximity sensor (12) is placed in the round hole; the proximity sensor (12) is fixedly connected with the inner side wall of the round hole;
the lower end of the edge of the carrier plate (7) of the carrier plate module (1) is provided with a reinforcing plate (8), and damping silica gel (10) is arranged on the bottom plate of the carrier plate (7) at positions corresponding to four top angles of the tablet computer (5) to be tested; the upper end of the first supporting column (9) is provided with a shock absorption foot pad (13).
6. The acoustic function test fixture for the tablet personal computer according to claim 2 or 3, wherein the automatic plugging module (2) comprises two automatic plugging and unplugging structures for the test connectors, namely an automatic plugging and unplugging structure for the power connector and an automatic plugging and unplugging structure for the audio connector, and the automatic plugging and unplugging structures for the power connector and the audio connector are the same;
the automatic test joint plugging and unplugging structure comprises a test joint, a test joint floating structure and a test joint driving device; the test joint driving device drives the test joint floating structure to move along the Y direction so as to drive the test joint to perform plugging and unplugging actions;
the test joint floating structures comprise joint bases (14), at least 2 elastic limiting assemblies and fixed adjusting blocks (17); the test joint is fixed on the joint base (14); the joint base (14) is connected with a fixed adjusting block (17) through an elastic limiting assembly, and the fixed adjusting block (17) is fixedly connected with the driving end of the test joint driving device; the elastic limiting assembly consists of an equal-height screw (15) and a compression spring (16), the compression spring (16) is sleeved on the equal-height screw (15), one end of the compression spring is fixed on a fixed adjusting block (17), and the screw head of the equal-height screw (15) is positioned on one side, close to the test joint, of the joint base (14); and the joint base and the fixed adjusting block (17) are respectively provided with through holes which are communicated with each other and used for allowing a connecting wire of the test joint to pass through.
7. The acoustic function test fixture for the tablet personal computer according to claim 6, wherein the automatic test connector plugging structure further comprises an XZ direction adjusting block (18), a third waist-shaped hole (181) along the X direction is formed in the upper portion of the XZ direction adjusting block (18), a fourth waist-shaped hole (182) along the Z direction is formed in the lower portion of the XZ direction adjusting block (18), the upper portion of the XZ direction adjusting block (18) is in threaded connection with the lower portion of the fixed adjusting block (17) through the third waist-shaped hole (181), and the fixed connection position along the X direction is adjustable; the lower part of the XZ direction adjusting block (18) is in threaded connection with the driving end of the test joint driving device through a fourth kidney-shaped hole (182), and the fixed connection position along the Z direction is adjustable.
8. The acoustic function test fixture of a tablet computer according to claim 7, wherein the automatic plugging and unplugging structure of the test joint further comprises a limiting block (19), a first base (25) and a limiting adjusting block (26); the test joint driving devices of the two test joint automatic plugging and unplugging structures are fixedly arranged on a first base (25) side by side, the first base (25) is fixedly arranged on a machine base (42), and the XZ direction adjusting block (18) is hung on one side of the first base (25); the two test joint driving devices are respectively provided with a limiting adjusting block (26) with an L-shaped cross section at two sides of the first base (25), and a horizontal plate of the limiting adjusting block (26) is provided with a long round hole for adjusting the fixed connection position of the limiting adjusting block (26) on the first base (25) along the Y direction; a buffer PU pad (20) is arranged on the outer end face of the vertical plate of the limiting adjusting block (26); XZ direction regulating block (18) are followed X direction fixedly connected with stopper (19), stopper (19) and the relative setting in position of buffering PU pad (20).
9. The acoustic function test fixture of a tablet computer according to claim 2 or 3, wherein the clamping jaw module (4) comprises a clamping jaw (35), a clamping jaw bracket (37), a second floating joint (40) and a second driving cylinder (38); the clamping jaw (35) comprises a clamping jaw rotating arm (351) and a square pressing plate (352), two horizontal supporting arms are arranged at the upper end of the clamping jaw support (37), a second rotating shaft (36) is arranged between the two horizontal supporting arms, the clamping jaw rotating arm (351) is rotatably fixed on the second rotating shaft (36), and two ends of the clamping jaw rotating arm (351) are respectively located on two sides of the second rotating shaft (36); the first end that clamping jaw swinging boom (351) was connected in second drive cylinder (38) through the drive of second floating joint (40), the square pressure board (352) of the second end fixed connection of clamping jaw swinging boom (351), be provided with excellent pressure stick (39) of a plurality of equipartition on the terminal surface of square pressure board (352) and the product contact that awaits measuring.
10. The clamp for testing the acoustic function of the tablet personal computer according to claim 9, wherein the clamping jaw rotating arm (351) of the clamping jaw module (4) is of a curved surface structure with a bending transition and an M-shaped cross section; the clamping jaw module (4) further comprises a third base (41), the clamping jaw support (37) and the second driving cylinder (38) are fixed on the third base (41), and the third base (41) is fixed on the machine base (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111247571.1A CN114025295B (en) | 2021-10-26 | 2021-10-26 | Acoustic function test fixture for tablet computer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111247571.1A CN114025295B (en) | 2021-10-26 | 2021-10-26 | Acoustic function test fixture for tablet computer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114025295A true CN114025295A (en) | 2022-02-08 |
| CN114025295B CN114025295B (en) | 2023-04-07 |
Family
ID=80057754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111247571.1A Active CN114025295B (en) | 2021-10-26 | 2021-10-26 | Acoustic function test fixture for tablet computer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114025295B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114577329A (en) * | 2022-04-28 | 2022-06-03 | 珠海市精实测控技术有限公司 | Floating connection module and intelligent bracelet acoustic performance test equipment |
| CN116214450A (en) * | 2023-03-30 | 2023-06-06 | 苏州天准科技股份有限公司 | Flexible positioning carrier |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102118474A (en) * | 2009-12-31 | 2011-07-06 | 比亚迪股份有限公司 | Mobile phone testing machine |
| US20130243952A1 (en) * | 2010-12-07 | 2013-09-19 | Sumitomo Chemical Company, Limited | Device for conveying honeycomb structural body, method for sealing honeycomb structural body, and method for producing honeycomb structural body |
| CN204244473U (en) * | 2014-12-16 | 2015-04-01 | 深圳市佳晨科技有限公司 | A kind of audio-frequency test fixture |
| CN104581606A (en) * | 2014-12-16 | 2015-04-29 | 深圳市佳晨科技有限公司 | Audio test fixture |
| CN206149505U (en) * | 2016-09-29 | 2017-05-03 | 深圳市马太智能科技有限公司 | Audio testing frock and test equipment |
| CN108495247A (en) * | 2018-04-18 | 2018-09-04 | 东莞理工学院 | A kind of automatic acoustic test equipment applied to laptop |
| CN208207007U (en) * | 2018-06-05 | 2018-12-07 | 江苏特创科技有限公司 | A kind of automatic plug-pull device |
| CN208528889U (en) * | 2018-04-12 | 2019-02-22 | 深圳市恒晨电器有限公司 | A kind of tablet computer test fixture |
| CN110007189A (en) * | 2019-04-28 | 2019-07-12 | 珠海市运泰利自动化设备有限公司 | A kind of vertical audio female automatic plug mechanism for testing |
| CN211860548U (en) * | 2020-05-09 | 2020-11-03 | 歌尔科技有限公司 | Microphone detection device |
| CN212276401U (en) * | 2020-06-30 | 2021-01-01 | 重庆同盟机电设备有限公司 | Intelligent plugging function test machine |
| CN113301491A (en) * | 2021-05-27 | 2021-08-24 | 珠海市精实测控技术有限公司 | Positioning detection device and test platform for microphone |
-
2021
- 2021-10-26 CN CN202111247571.1A patent/CN114025295B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102118474A (en) * | 2009-12-31 | 2011-07-06 | 比亚迪股份有限公司 | Mobile phone testing machine |
| US20130243952A1 (en) * | 2010-12-07 | 2013-09-19 | Sumitomo Chemical Company, Limited | Device for conveying honeycomb structural body, method for sealing honeycomb structural body, and method for producing honeycomb structural body |
| CN204244473U (en) * | 2014-12-16 | 2015-04-01 | 深圳市佳晨科技有限公司 | A kind of audio-frequency test fixture |
| CN104581606A (en) * | 2014-12-16 | 2015-04-29 | 深圳市佳晨科技有限公司 | Audio test fixture |
| CN206149505U (en) * | 2016-09-29 | 2017-05-03 | 深圳市马太智能科技有限公司 | Audio testing frock and test equipment |
| CN208528889U (en) * | 2018-04-12 | 2019-02-22 | 深圳市恒晨电器有限公司 | A kind of tablet computer test fixture |
| CN108495247A (en) * | 2018-04-18 | 2018-09-04 | 东莞理工学院 | A kind of automatic acoustic test equipment applied to laptop |
| CN208207007U (en) * | 2018-06-05 | 2018-12-07 | 江苏特创科技有限公司 | A kind of automatic plug-pull device |
| CN110007189A (en) * | 2019-04-28 | 2019-07-12 | 珠海市运泰利自动化设备有限公司 | A kind of vertical audio female automatic plug mechanism for testing |
| CN211860548U (en) * | 2020-05-09 | 2020-11-03 | 歌尔科技有限公司 | Microphone detection device |
| CN212276401U (en) * | 2020-06-30 | 2021-01-01 | 重庆同盟机电设备有限公司 | Intelligent plugging function test machine |
| CN113301491A (en) * | 2021-05-27 | 2021-08-24 | 珠海市精实测控技术有限公司 | Positioning detection device and test platform for microphone |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114577329A (en) * | 2022-04-28 | 2022-06-03 | 珠海市精实测控技术有限公司 | Floating connection module and intelligent bracelet acoustic performance test equipment |
| CN114577329B (en) * | 2022-04-28 | 2022-07-19 | 珠海市精实测控技术有限公司 | Floating connection module and intelligent bracelet acoustic performance test equipment |
| CN116214450A (en) * | 2023-03-30 | 2023-06-06 | 苏州天准科技股份有限公司 | Flexible positioning carrier |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114025295B (en) | 2023-04-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114025295B (en) | Acoustic function test fixture for tablet computer | |
| CN215296981U (en) | Spare part processing detection device | |
| CN203806190U (en) | Roller fitting mechanism | |
| CN210819254U (en) | Automatic positioning clamp for mobile phone glass | |
| CN204244473U (en) | A kind of audio-frequency test fixture | |
| CN209550749U (en) | A kind of adjustable pressure plate of plate shearing machine | |
| CN206993531U (en) | A kind of display screen with shock-damping structure | |
| CN114518525B (en) | Acoustic performance test platform and sound insulation box based on test platform | |
| CN214179705U (en) | Drawing storage cabinet for architectural design | |
| CN210059388U (en) | Cell-phone center flattening device | |
| CN213425108U (en) | Protection architecture of digital battery | |
| CN213532530U (en) | Clamp for detecting shell of electronic product | |
| CN215258848U (en) | Environment-friendly new energy equipment with stable supporting function | |
| CN202042686U (en) | Flip connector with improved structure | |
| CN210731262U (en) | Tapping machine unable adjustment base | |
| CN208486408U (en) | A kind of fixed device of assembled metope lifting | |
| CN219917243U (en) | Cell module stacks subassembly and equipment | |
| CN220914964U (en) | A portable battery charging outfit for wireless charging | |
| CN218006645U (en) | FPC plastic bending device | |
| CN218173906U (en) | Structure for controlling multiple suction nozzle modules by single-shaft motor | |
| CN210333851U (en) | Connecting piece bending device for building fixation | |
| CN219588617U (en) | Modularized installation structure of computer installation panel | |
| CN212672906U (en) | Network security monitoring device | |
| CN219549458U (en) | Buffering assembly for electromechanical equipment | |
| CN219459043U (en) | Signal transmitting device convenient to overhaul |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 519125 area a, 29 Xinke 1st Road, Baijiao Science and Technology Industrial Park, Doumen District, Zhuhai City, Guangdong Province Applicant after: Zhuhai Jingshi Measurement and Control Technology Co.,Ltd. Address before: 519125 area a, 29 Xinke 1st Road, Baijiao Science and Technology Industrial Park, Doumen District, Zhuhai City, Guangdong Province Applicant before: P&R. MEASUREMENT Inc. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |