CN115979914A - Sound mixing paper air permeability testing device and testing method - Google Patents
Sound mixing paper air permeability testing device and testing method Download PDFInfo
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- CN115979914A CN115979914A CN202310025372.9A CN202310025372A CN115979914A CN 115979914 A CN115979914 A CN 115979914A CN 202310025372 A CN202310025372 A CN 202310025372A CN 115979914 A CN115979914 A CN 115979914A
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Abstract
The invention relates to the technical field of tone tuning paper testing, and discloses a device for testing the air permeability of tone tuning paper, which comprises a table board, wherein four corners of the lower surface of the table board are fixedly connected with concave stand columns, hollow columns are connected inside the concave stand columns in a sliding manner, a vertical plate is fixedly connected to the rear part of the left side of the upper surface of the table board, a top plate is fixedly connected above the front surface of the vertical plate, the lower surface of the top plate is fixedly connected with an electric push rod, and the output end of the electric push rod is fixedly connected with a round shell; when the device detects, the round shell gradually moves downwards to be close to the mixing paper, and the rectangular shell can be tightly pressed on the upper surface of the mixing paper, and through gas injection in the detection head, the ventilation degree of the mixing paper can be detected, and when numerical values are set to be consistent in the detected ventilation property and the detection box body, the small electric push rod output shaft contracts, the two sleeves are gradually kept away, the second connecting rod can be driven to move horizontally through the first third connecting rod, and then the mixing paper support clamped in the clamping block drops.
Description
Technical Field
The invention relates to the technical field of sound mixing paper testing, in particular to a sound mixing paper air permeability testing device and a sound mixing paper air permeability testing method.
Background
The tone tuning paper has the advantages of uniform density, even density of the air holes, excellent thickness consistency and good waterproof effect. The sound control paper has a damping effect on sound waves, has an extremely effective effect on simulating sound sharp waves and improving sound frequency characteristics, is suitable for sound control purposes on acoustic products such as a microphone, a loudspeaker, a microphone and the like, and can improve the audio characteristics. However, the air permeability test, which is the most critical detection index for controlling the air permeability of the volume paper, has been a concern, and therefore, devices for air permeability test of volume paper have appeared on the market.
Traditional sound mixing paper air permeability testing device is inconvenient to operate, only can be used for air permeability testing of sound mixing paper, functionality is low, and then the sound mixing paper air permeability testing device and the testing method are designed, so that the device is convenient to operate, and the large sound mixing paper can be separated into the disc-shaped sound mixing paper to be applied to electroacoustic products.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a device and a method for testing the air permeability of a volume paper, and solves the problems in the background art.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: the sound mixing paper air permeability testing device comprises a table board, concave upright columns are fixedly connected at four corners of the lower surface of the table board, hollow columns are connected inside the concave upright columns in a sliding mode, a vertical plate is fixedly connected at the rear of the left side of the upper surface of the table board, a top plate is fixedly connected above the front surface of the vertical plate, an electric push rod is fixedly connected at the lower surface of the top plate, a round shell is fixedly connected at the output end of the electric push rod, a small electric push rod is fixedly connected at the upper surface of the inner part of the round shell, a rectangular shell is fixedly connected at the outer side wall of the small electric push rod, square holes are formed in the left side and the right side of the rectangular shell, a long rod is fixedly connected at the output end of the small electric push rod, a proximity sensor is fixedly connected in the middle of the lower surface of the long rod, sleeves are connected at the left side and the outer side of the long rod in a sliding mode, and the front surfaces of the sleeves are rotatably connected with first connecting rods, a third connecting rod is rotatably connected to the rear surface of the sleeve, a second connecting rod is rotatably connected between the lower part of the front surface of the third connecting rod and the lower part of the rear surface of the first connecting rod, one end of the second connecting rod penetrates into the square hole, the second connecting rod is slidably connected with the square hole, a supporting bar is fixedly connected to the lower surface of the second connecting rod, a clamping block is fixedly connected to the bottom end of the supporting bar, a tone tuning paper support is placed between the two clamping blocks which are distributed on the left and right sides, an L-shaped rod is fixedly connected to the lower surface of the clamping block, a sliding rail is slidably connected to the rear part of the outer side wall of the L-shaped rod, one end of the sliding rail is fixed to the inner side wall of the rectangular shell, a vertical rod is fixedly connected to the front part of the lower surface of the L-shaped rod, and a first connecting rod is rotatably connected to the lower part of the front surface of the vertical rod, the front surface of the L-shaped rod is rotatably connected with a second connecting strip, the front surfaces of the second connecting strip and the first connecting strip are rotatably connected with a movable plate, the middle part of the rear surface of the second connecting strip is rotatably connected with a third connecting strip, the other end of the third connecting strip is rotatably connected with the rectangular shell, the bottom ends of the movable plate are fixedly connected with two cylindrical rods, the bottom ends of the two cylindrical rods are fixedly connected with a knife cylinder, the left side of the upper surface of the table board close to the front of the vertical plate is fixedly connected with a detection head, the left side of the detection head is communicated with an air outlet pipe, the right side of the detection head is communicated with an air inlet pipe, the right side of the upper surface of the table board is fixedly connected with a supporting plate, the upper part of the front surface of the supporting plate is fixedly connected with an air pressure regulator, and the left side of the air pressure regulator is communicated with one end of the air outlet pipe, the other side of the air pressure regulator is communicated with the air inlet pipe, a long groove is formed in the front of the right side of the upper surface of the table board, a small electric push rod is placed in the long groove, an output end fixedly connected with vertical cylinder of the small electric push rod is fixed on the lower surface of the inside of the long groove, the inner side wall of the vertical cylinder is rotatably connected with a circular shaft, a rotating disc is rotatably connected above the outer side wall of the circular shaft, supporting bars are rotatably connected to the front side and the rear side of the upper surface of the rotating disc, a moving plate is rotatably connected to one side of the outer side wall of each supporting bar, a long groove body is integrally formed in the moving plate, a fixed block is fixedly connected to the lower surface of the left moving plate, the bottom end of the fixed block is fixed on the left side of the upper surface of the small electric push rod, and a detection box body is placed on the upper surfaces of the two moving plates, and one side of the upper surface of the moving plate is fixedly connected with a side plate.
Preferably, round holes are formed in the left side and the right side of the outer side wall of the rectangular shell, and wafers are rotatably connected inside the round holes through rotating shafts.
Preferably, a bottom plate is fixedly connected between the inner wall of the round shell and the outer wall of the rectangular shell.
Preferably, the movable plate is in contact with the inner side wall of the rectangular shell, the movable plate is in sliding connection with the rectangular shell, the knife cylinder is located below the paper-tuning support, and the knife cylinder is in sliding connection with the rectangular shell.
Preferably, the upper surface of detecting the head has placed the tuning paper, the tuning paper with relative distribution about the round shell.
Preferably, the inside of spill stand is equipped with the cavity post, the top fixedly connected with rectangular block of cavity post, the inside sliding connection of cavity post has the round bar, the top of round bar run through to the top of rectangular block, just the top of round bar with the lower surface of mesa is fixed mutually, long logical groove is seted up in the left side of spill stand, the inside being close to of spill stand the recess is seted up to both sides around the long logical groove, the inside fixedly connected with electromagnetic sheet of recess, one side magnetism of electromagnetic sheet has the concave piece of metal, the inside sliding connection of the concave piece of metal has the slider, two fixedly connected with blend stop between the slider, one side fixedly connected with handle of blend stop, the opposite side laminating of blend stop in the upper surface of rectangular block, the blend stop with rectangular block sliding connection.
Preferably, a support rod is fixedly connected between the left hollow column and the right hollow column which are opposite.
Preferably, the upper surface of air pressure regulator rotates and is connected with air pressure regulating valve and air pressure micro-control valve, the front surface that detects the box rotates and is connected with air pressure value calibration knob, the front surface that detects the box inlays and is equipped with the display screen, the switch is installed on the front surface right side that detects the box.
The method for testing the air permeability of the volume paper comprises the following operation steps:
s1, opening the switch, and setting an air pressure value in a working state through the air pressure regulating valve and the air pressure fine regulating valve;
s2, placing the mixing paper on the upper surface of the detection head, and placing the bottom of the mixing paper support into the rectangular shell through gluing, wherein the mixing paper support is clamped between the two clamping blocks;
s3, the output end of the electric push rod moves downwards, the rectangular shell is tightly pressed on the upper surface of the sound mixing paper, the air pressure regulator feeds air into the detection head through the air inlet pipe, the air is splashed to the lower surface of the sound mixing paper, some air penetrates through the sound mixing paper, and part of air flows out of the air outlet pipe;
s4, displaying the air permeability value of the volume mixing paper covering the lower part of the rectangular shell on the display screen;
s5, when the air permeability value meets the set requirement in the detection box body, the small electric push rod runs, the two clamping blocks are gradually far away, meanwhile, the L rod horizontally slides in the sliding rail, the knife cylinder slides downwards, a whole piece of disc-shaped tone tuning paper is cut into the disc-shaped tone tuning paper, the tone tuning paper support falls off and falls on the cut disc-shaped tone tuning paper, and the tone tuning paper support and the disc-shaped tone tuning paper are adhered together;
s6, the output shaft of the electric push rod is retracted upwards, and a worker can take down the sound mixing paper support on the detection head;
s7, moving the tone tuning paper to certain positions, continuously placing the tone tuning paper on the detection head, continuously carrying out air permeability test on the rest part of the tone tuning paper, and realizing air permeability test of the tone tuning paper, disc tone tuning paper and tone tuning paper support assembly.
Preferably, a moving plate is arranged on the upper surface of the table board, which is attached to the upper side of the long groove, and the moving plate is connected with the table board in a sliding mode.
(III) advantageous effects
The invention provides a device and a method for testing the air permeability of a volume paper, which have the following beneficial effects:
(1) According to the invention, through arranging the round shell, the rectangular shell, the sleeves, the long rod, the first connecting rod, the second connecting rod, the square hole, the support bar, the clamping blocks, the L rod, the cylindrical rod, the movable plate, the cutter barrel, the vertical rod, the sliding rail, the tone paper support, the proximity sensor and other structural elements, when the device is detected, the round shell gradually moves downwards to be close to the tone paper, the rectangular shell can be tightly pressed on the upper surface of the tone paper, the air permeability of the tone paper can be detected by injecting air into the detection head, the small electric push rod output shaft contracts when the detected air permeability is consistent with the set value in the detection box body, the two sleeves gradually move away, the first connecting rod and the third connecting rod can drive the second connecting rod to horizontally move, and then the tone paper support clamped in the clamping blocks falls down, meanwhile, when the two clamping blocks move, the L rod can move towards the side wall of the rectangular shell, the movable plate moves downwards, the cutter barrel cuts out the whole piece of the tone paper, and the tone paper support and the tone paper support are stuck together, so that the tone paper can be in place in one step, tedious work can be completed by using one machine, the subsequent operation is not needed, the setting operation is convenient, and the operation is high in the cutting efficiency is high.
(2) The testing device is provided with structural elements such as a concave upright post, a handle, a barrier strip, a rectangular block, a hollow post, a round rod, an electromagnetic sheet, a long through groove, a sliding block and a metal concave block, a worker holds the handle to slide outwards, the worker can hold the table top to move upwards, the round rod slides upwards in the hollow post, the concave upright post also slides upwards, the worker disconnects electricity between the electromagnetic sheet and the metal concave block, holds the handle to move in the vertical direction, the position of the metal concave block can be adjusted, the barrier strip moves along with the metal concave block, when the electromagnetic sheet is electrified, when the table top is loosened by the hand of a user, the bottom end of the barrier strip is in contact with the upper surface of the rectangular block, the concave upright post can be prevented from moving downwards, the height of the testing device can be adjusted, and the testing device is convenient for the worker to use.
(3) According to the invention, through arranging the structural elements such as the table board, the side plates, the movable plates, the long groove body, the fixed block, the small electric push rod, the supporting bars, the rotating disc, the vertical cylinder, the long groove and the round shaft, the detection box body is placed on the two movable plates, the side plates clamp two side surfaces of the detection box body, the movement of the detection box body can be avoided when the detection box body is operated, when the detection box body is subsequently required to be maintained, a worker can start the small electric push rod, the small electric push rod runs, the vertical cylinder is fixed, the left cylinder body of the small electric push rod can move in the long groove, the movable plate on the left side can move leftwards, the supporting bars pull the rotating disc to rotate, the movable plate on the right side can move rightwards, the two movable plates are gradually far away, the detection box body can be taken out, and the operation is simple and convenient.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic view of the internal structure of the round case of the present invention;
FIG. 4 is an enlarged schematic view of the structure at the position A of the present invention;
FIG. 5 is a schematic left sectional view of the concave column of FIG. 1 according to the present invention;
FIG. 6 is an enlarged view of the structure of the present invention at B;
FIG. 7 is an enlarged view of a portion of FIG. 2 according to the present invention;
FIG. 8 is a schematic cross-sectional view of the two moving plates of the present invention.
In the figure: 1. a concave upright post; 2. a support bar; 3. a handle; 4. an air outlet pipe; 5. a detection head; 6. tone tuning paper; 7. a vertical plate; 8. a top plate; 9. an electric push rod; 10. a round shell; 11. an air inlet pipe; 12. a table top; 13. a pressure value calibration knob; 14. a display screen; 15. an air pressure regulator; 16. an air pressure fine adjustment valve; 17. a support plate; 18. a switch; 19. detecting the box body; 20. blocking strips; 21. a rectangular block; 22. a hollow column; 23. a round bar; 24. a small electric push rod; 25. a rectangular shell; 26. a sleeve; 27. a long rod; 28. a first connecting rod; 29. a second connecting rod; 30. a square hole; 31. branch; 32. a clamping block; 33. a third connecting rod; 34. a knife cylinder; 35. a sound mixing paper support; 36. a base plate; 37. a wafer; 38. a circular hole; 39. a proximity sensor; 40. a first connecting bar; 41. erecting a rod; 42. a slide rail; 43. an L-bar; 44. a second connecting strip; 45. a third connecting strip; 46. a movable plate; 47. a cylindrical rod; 48. a slider; 49. a metal concave block; 50. an electromagnetic sheet; 51. a long through groove; 52. a groove; 53. a side plate; 54. moving the plate; 55. a long trough body; 56. a fixed block; 57. a small electric push rod; 58. a supporting strip; 59. rotating the disc; 60. erecting a cylinder; 61. a long groove; 62. a circular shaft.
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.
As shown in fig. 1 to 8, the present invention provides a technical solution: the device for testing the air permeability of the tuning paper comprises a table board 12, four corners of the lower surface of the table board 12 are fixedly connected with concave upright posts 1, the inner part of each concave upright post 1 is slidably connected with a hollow post 22, the left rear part of the upper surface of the table board 12 is fixedly connected with a vertical plate 7, a top plate 8 is fixedly connected above the front surface of the vertical plate 7, the lower surface of the top plate 8 is fixedly connected with an electric push rod 9, the output end of the electric push rod 9 is fixedly connected with a round shell 10, the inner surface of the round shell 10 is fixedly connected with a small electric push rod 24, the outer side wall of the small electric push rod 24 is fixedly connected with a rectangular shell 25, square holes 30 are formed in the left side and the right side of the rectangular shell 25, the output end of the small electric push rod 24 is fixedly connected with a long rod 27, a proximity sensor 39 is fixedly connected in the middle of the lower surface of the long rod 27, sleeves 26 are slidably connected with the left side and the right side of the outer part of the long rod 27, a first connecting rod 28 is rotatably connected with a third connecting rod 33, the front surface of the third connecting rod 33 is rotatably connected with the lower surface of the front connecting rod 33 and the rear surface of the rear connecting rod 28, one end of the third connecting rod 33 is rotatably connected with a second connecting rod 32, one end of the lower connecting rod 32, one end of the left connecting rod 32, one sliding block 32 is connected with a sliding block 32, one end of the left side connecting block 32, one sliding block 32 of the sliding block 32 is connected with a sliding block 32, one sliding block 32 of the left side connecting block 32, a movable plate 46 is rotatably connected to the front surfaces of the second connecting strip 44 and the first connecting strip 40, a third connecting strip 45 is rotatably connected to the middle part of the rear surface of the second connecting strip 44, the other end of the third connecting strip 45 is rotatably connected with the rectangular shell 25, two cylindrical rods 47 are fixedly connected to the bottom end of the movable plate 46, one knife cylinder 34 is fixedly connected to the bottom end of each cylindrical rod 47, a detection head 5 is fixedly connected to the left side of the upper surface of the table board 12, which is close to the front of the vertical plate 7, the left side of the detection head 5 is communicated with the air outlet pipe 4, the right side of the detection head 5 is communicated with the air inlet pipe 11, the right side of the upper surface of the table board 12 is fixedly connected with the supporting plate 17, an air pressure regulator 15 is fixedly connected to the upper part of the front surface of the supporting plate 17, the left side of the air pressure regulator 15 is communicated with one end of the air outlet pipe 4, and the other side of the air pressure regulator 15 is communicated with the air inlet pipe 11, a long groove 61 is formed in the front of the right side of the upper surface of the table board 12, a small electric push rod 57 is placed in the long groove 61, a vertical cylinder 60 is fixedly connected to the output end of the small electric push rod 57, the vertical cylinder 60 is fixed on the lower surface of the inside of the long groove 61, a round shaft 62 is rotatably connected to the inner side wall of the vertical cylinder 60, a rotary disc 59 is rotatably connected to the upper side wall of the round shaft 62, supporting bars 58 are rotatably connected to the front and rear sides of the upper surface of the rotary disc 59, a moving plate 54 is rotatably connected to one side of the outer side wall of the supporting bar 58, a long groove body 55 is integrally formed in the moving plate 54, a fixed block 56 is fixedly connected to the lower surface of the moving plate 54 on the left side, the bottom end of the fixed block 56 is fixed to the left side of the upper surface of the small electric push rod 57, detection boxes 19 are placed on the upper surfaces of the two moving plates 54, a side plate 53 is fixedly connected to one side of the upper surface of the moving plate 54, the detection boxes 19 are placed on the two moving plates 54, two sides of the detection box body 19 are clamped by the side plates 53, the detection box body 19 can be prevented from moving when in operation, when the detection box body 19 needs to be maintained subsequently, a worker can start the small electric push rod 57, the small electric push rod 57 runs, the vertical cylinder 60 is fixed, the left cylinder body of the small electric push rod 57 can move in the long groove 61, the left movable plate 54 moves leftwards, the left support bar 58 pulls the rotating disc to rotate, the right movable plate 54 moves rightwards, two movable plates 54 are gradually far away, the detection box body 19 can be taken out, and the operation is simple and convenient.
Further, round holes 38 are formed in the left side and the right side of the outer side wall of the rectangular shell 25, the round pieces 37 are rotatably connected inside the round holes 38 through rotating shafts, the air pressure regulator 15 inflates air into the detection head 5, part of air penetrates through the volume adjusting paper 6 pressed down by the rectangular shell 25 and can come out of the round holes 38, and the imbalance of the internal pressure and the external pressure is avoided.
Further, a bottom plate 36 is fixedly connected between the inner wall of the round shell 10 and the outer wall of the rectangular shell 25, and the bottom plate 36 is made of a breathable material.
Further, the movable plate 46 is in contact with the inner side wall of the rectangular case 25, the movable plate 46 is slidably connected with the rectangular case 25, the knife cylinder 34 is located below the tuning paper support 35, and the knife cylinder 34 is slidably connected with the rectangular case 25, as shown in fig. 4, the L-bar 43 moves to the left side, and the movable plate 46 moves in the vertical direction by the one-step transmission.
Further, the mixing paper 6 has been placed to the upper surface of detecting head 5, and relative distribution about 6 and the round shell 10 of mixing paper, as shown in fig. 1, mixing paper 6 is a whole piece, and small piece mixing paper on a earphone not, a plurality of disk mixing paper can be cut out to a slice mixing paper 6.
Further, a hollow column 22 is arranged inside the concave upright column 1, a rectangular block 21 is fixedly connected to the top end of the hollow column 22, a round rod 23 is slidably connected inside the hollow column 22, the top end of the round rod 23 penetrates above the rectangular block 21, the top end of the round rod 23 is fixed to the lower surface of the table top 12, a long through groove 51 is formed in the left side of the concave upright column 1, grooves 52 are formed in the front side and the rear side, close to the long through groove 51, of the inside of the concave upright column 1, an electromagnetic sheet 50 is fixedly connected to the inside of the groove 52, a metal concave block 49 is magnetically attracted to one side of the electromagnetic sheet 50, a sliding block 48 is slidably connected to the inside of the metal concave block 49, a barrier strip 20 is fixedly connected between the two sliding blocks 48, a handle 3 is fixedly connected to one side of the barrier strip 20, the other side of the barrier strip 20 is attached to the upper surface of the rectangular block 21, the barrier strip 20 is slidably connected to the rectangular block 21, and when a worker holds the handle 3 to move in the horizontal direction, the barrier strip 20 can move, and the sliding block 48 slides in the metal concave block 49; when the power is cut off between the electromagnetic sheet 50 and the metal concave block 49, the worker holds the handle 3 to move in the vertical direction, and the metal concave block 49 slides on the side surface of the electromagnetic sheet 50.
Further, a support rod 2 is fixedly connected between the two hollow columns 22 opposite to each other, and the support rod 2 is used for improving the stability between the two hollow columns 22.
Further, the upper surface of the air pressure regulator 15 is rotatably connected with an air pressure regulating valve and an air pressure micro-regulating valve 16, the front surface of the detection box 19 is rotatably connected with an air pressure value calibration knob 13, a display screen 14 is embedded in the front surface of the detection box 19, and a switch 18 is installed on the right side of the front surface of the detection box 19.
The method for testing the air permeability of the volume paper comprises the following operation steps:
s1, opening a switch 18, and setting an air pressure value in a working state through an air pressure regulating valve and an air pressure micro-regulating valve 16;
s2, placing the mixing paper 6 on the upper surface of the detection head 5, placing the mixing paper support 35 into the rectangular shell 25 after the bottom of the mixing paper support is glued with viscose, detecting that an object is placed by the proximity sensor 39, extending the output shaft of the small electric push rod 24, enabling the two clamping blocks 32 to be close to and clamp the mixing paper support 35, and enabling the mixing paper support 35 to be a base plate for mounting the mixing paper in an electroacoustic product;
s3, the output end of the electric push rod 9 runs downwards, the rectangular shell 25 is tightly pressed on the upper surface of the sound mixing paper 6, the air pressure regulator 15 feeds air into the detection head 5 through the air inlet pipe 11, the air is splashed to the lower surface of the sound mixing paper 6, some air penetrates through the sound mixing paper 6, and part of air flows out of the air outlet pipe 4;
s4, displaying the air permeability value of the volume paper 6 covering the lower part of the rectangular shell 25 on the display screen 14;
s5, when the air permeability value meets the requirement set in the detection box 19, the small electric push rod 24 runs, the two clamping blocks 32 are gradually far away, meanwhile, the L rod 43 horizontally moves in the sliding rail 42, the cutter barrel 34 slides downwards, a whole piece of disc-shaped tone tuning paper 6 is cut into disc-shaped tone tuning paper, the tone tuning paper support 35 falls off and falls on the cut disc-shaped tone tuning paper, and the tone tuning paper support 35 and the disc-shaped tone tuning paper are adhered together;
s6, the output shaft of the electric push rod 9 contracts upwards, and a worker can take down the tone tuning paper support 35 on the detection head 5;
s7, move some positions with the tuning paper 6, continue to place on detecting head 5, can continue to carry out the gas permeability test to 6 remaining parts of tuning paper, can realize 6 gas permeability tests of a whole piece of tuning paper, disk tuning paper and the equipment of tuning paper support 35.
Further, a moving plate 54 is arranged on the upper surface of the table top 12 and is attached to the upper side of the long groove 61, and the moving plate 54 is connected with the table top 12 in a sliding mode.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. Sound mixing paper air permeability testing arrangement and test method includes mesa (12), its characterized in that: the four corners of the lower surface of the table board (12) are fixedly connected with concave upright posts (1), the inner part of each concave upright post (1) is connected with a hollow post (22) in a sliding manner, the rear part of the left side of the upper surface of the table board (12) is fixedly connected with a vertical plate (7), a top plate (8) is fixedly connected above the front surface of the vertical plate (7), the lower surface of the top plate (8) is fixedly connected with an electric push rod (9), the output end of the electric push rod (9) is fixedly connected with a round shell (10), the inner part of the round shell (10) is fixedly connected with a small electric push rod (24), the outer side wall of the small electric push rod (24) is fixedly connected with a rectangular shell (25), square holes (30) are formed in the left side and the right side of the rectangular shell (25), the output end of the small electric push rod (24) is fixedly connected with a long rod (27), the middle part of the lower surface of the long rod (27) is fixedly connected with a proximity sensor (39), the outer left and right side of the outer part of the small electric push rod (24) is connected with a sleeve (26), the front surface of the sleeve (26) is rotatably connected with a first connecting rod (28), the rear surface of the sleeve (26) is rotatably connected with a third connecting rod (33), and a rear connecting rod (29) between the rear connecting rod (29), one end of the second connecting rod (29) penetrates through the square hole (30), the second connecting rod (29) is connected with the square hole (30) in a sliding manner, the lower surface of the second connecting rod (29) is fixedly connected with a supporting strip (31), the bottom end of the supporting strip (31) is fixedly connected with a clamping block (32), two tone tuning paper supports (35) are arranged between the clamping blocks (32) distributed on the left and right sides, the lower surface of the clamping block (32) is fixedly connected with an L rod (43), the outer side wall of the L rod (43) is connected with a sliding rail (42) in a sliding manner, one end of the sliding rail (42) is fixed on the inner side wall of the rectangular shell (25), the front surface of the L rod (43) is fixedly connected with a vertical rod (41), the front surface of the vertical rod (41) is connected with a first connecting strip (40) in a rotating manner, the front surface of the L rod (43) is connected with a second connecting strip (44) in a rotating manner, the second connecting strip (44) and the front surface of the first connecting strip (40) is connected with a second connecting strip (45), the other end of the second connecting strip (45) is connected with a third connecting strip (46), and the middle part of the cylindrical shell (25) is connected with a third connecting strip (45), the utility model discloses a vertical plate forming machine, including cylinder pole (47), two cylinder pole (47) the bottom fixedly connected with a knife section of thick bamboo (34), the upper surface left side of mesa (12) is close to the place ahead fixedly connected with detection head (5) of riser (7), the left side intercommunication of detecting head (5) has outlet duct (4), the right side intercommunication of detecting head (5) has intake pipe (11), the upper surface right side fixedly connected with backup pad (17) of mesa (12), the preceding surface top fixedly connected with air pressure regulator (15) of backup pad (17), just the left side of air pressure regulator (15) with the one end of outlet duct (4) is linked together, the opposite side of air pressure regulator (15) with intake pipe (11) are linked together, long recess (61) is seted up in the upper surface right side place ahead of mesa (12), small-size electric putter (57) has been placed to the inside of long recess (61), the output fixedly connected with upright section of thick bamboo (60) of small-size electric putter (57), and upright section of thick bamboo (60) be fixed in the inside surface (61) the lower surface, upright section of thick bamboo (60) be connected with the rolling disc (59) the upper surface rotation, the upper surface (59) both sides of rolling disc (59) are connected with the rolling axis of rolling support bar (59), the utility model discloses a detection box, including lateral wall, supporting bar (58), inside integrated into one piece of moving plate (54) has long slot (55), is in the left the lower fixed surface of moving plate (54) is connected with fixed block (56), just the bottom mounting of fixed block (56) is in the upper surface left side of small-size electric putter (57), two detection box (19) have been placed to the upper surface of moving plate (54), upper surface one side fixedly connected with curb plate (53) of moving plate (54).
2. The device and the method for testing the air permeability of the volume paper according to claim 1, wherein: round holes (38) are formed in the left side and the right side of the outer side wall of the rectangular shell (25), and round pieces (37) are rotatably connected inside the round holes (38) through rotating shafts.
3. The device and the method for testing the air permeability of the volume paper according to claim 1, wherein: a bottom plate (36) is fixedly connected between the inner wall of the round shell (10) and the outer wall of the rectangular shell (25).
4. The device and the method for testing the air permeability of the volume paper according to claim 1, wherein: the movable plate (46) is in contact with the inner side wall of the rectangular shell (25), the movable plate (46) is in sliding connection with the rectangular shell (25), the knife cylinder (34) is located below the tuning paper support (35), and the knife cylinder (34) is in sliding connection with the rectangular shell (25).
5. The device and the method for testing the air permeability of the volume paper according to claim 1, wherein: and the upper surface of the detection head (5) is provided with the tone tuning paper (6), and the tone tuning paper (6) and the round shell (10) are relatively distributed up and down.
6. The device and the method for testing the air permeability of the volume paper according to claim 1, wherein: the inside of spill stand (1) is equipped with cavity post (22), the top fixedly connected with rectangular block (21) of cavity post (22), the inside sliding connection of cavity post (22) has round bar (23), the top of round bar (23) runs through extremely the top of rectangular block (21), just the top of round bar (23) with the lower surface of mesa (12) is fixed mutually, long logical groove (51) is seted up in the left side of spill stand (1), spill stand (1) is inside to be close to recess (52) is seted up to the front and back both sides of long logical groove (51), the inside fixedly connected with electromagnetic sheet (50) of recess (52), one side magnetism of electromagnetic sheet (50) is inhaled and is had metal concave block (49), the inside sliding connection of metal concave block (49) has slider (48), two fixedly connected with blend stop (20) between slider (48), one side fixedly connected with handle (3) of blend stop (20), the opposite side laminating in the upper surface of rectangular block (21), blend stop (20) with rectangular block (21) sliding connection.
7. The device and the method for testing the air permeability of the mixing paper according to claim 6, wherein: a supporting rod (2) is fixedly connected between the left hollow column (22) and the right hollow column (22).
8. The device and the method for testing the air permeability of the mixing paper according to claim 5, wherein: the upper surface of air pressure regulator (15) rotates and is connected with air pressure regulating valve and air pressure micro-regulating valve (16), the front surface that detects box (19) rotates and is connected with atmospheric pressure value calibration knob (13), the front surface that detects box (19) inlays and is equipped with display screen (14), switch (18) are installed on the front surface right side that detects box (19).
9. The device and the method for testing the air permeability of the mixing paper according to claim 8, wherein: the method comprises the following operation steps:
s1, opening the switch (18), and setting an air pressure value in a working state through the air pressure regulating valve and the air pressure fine regulating valve (16);
s2, placing the sound mixing paper (6) on the upper surface of the detection head (5), and placing the bottom of the sound mixing paper support (35) into the rectangular shell (25) through gluing, wherein the sound mixing paper support (35) is clamped between the two clamping blocks (32);
s3, the output end of the electric push rod (9) runs downwards, the rectangular shell (25) is tightly pressed on the upper surface of the sound mixing paper (6), the air pressure regulator (15) feeds air into the detection head (5) through the air inlet pipe (11), air is splashed to the lower surface of the sound mixing paper (6), some air penetrates through the sound mixing paper (6), and part of air flows out of the air outlet pipe (4);
s4, displaying the air permeability value of the volume adjusting paper (6) covering the lower part of the rectangular shell (25) on the display screen (14);
s5, when the air permeability value meets the requirement set in the detection box body (19), the small electric push rod (24) runs, the two clamping blocks (32) are gradually far away, the L rod (43) horizontally slides in the sliding rail (42), the knife cylinder (34) slides downwards, a whole piece of disc-shaped tone paper (6) is cut into disc-shaped tone paper, the tone paper support (35) falls off and falls on the cut disc-shaped tone paper, and the tone paper support (35) and the disc-shaped tone paper are stuck together;
s6, the output shaft of the electric push rod (9) is retracted upwards, and a worker can take down the sound mixing paper support (35) on the detection head (5);
s7, will tuning paper (6) remove some positions, continue to place detect on the head (5), can continue to be right the air permeability test is carried out to tuning paper (6) remaining part, can realize a whole piece tuning paper (6) air permeability test, disk tuning paper with the equipment of tuning paper support (35).
10. The device and the method for testing the air permeability of the volume paper according to claim 1, wherein: and a moving plate (54) is arranged on the upper surface of the table board (12) and is attached to the upper part of the long groove (61), and the moving plate (54) is in sliding connection with the table board (12).
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN117804994A (en) * | 2023-12-28 | 2024-04-02 | 广东鼎诺科技音频有限公司 | Sheet material air permeability flow test system, method, equipment and storage medium |
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CN112179830A (en) * | 2020-11-06 | 2021-01-05 | 广东得胜电子有限公司 | Device and method for testing air permeability of tone tuning paper |
CN216386714U (en) * | 2021-10-15 | 2022-04-26 | 苏州普源纸业科技有限公司 | Glass spacer paper air permeability tester |
CN217332090U (en) * | 2022-03-09 | 2022-08-30 | 浙江有为新材料技术有限公司 | A gas permeability detection device for wire drawing level polypropylene sack of breathing freely |
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CN211955138U (en) * | 2020-03-16 | 2020-11-17 | 安徽孚威电子科技有限公司 | Waterproof ventilated membrane detection device with contrast mechanism |
CN112179830A (en) * | 2020-11-06 | 2021-01-05 | 广东得胜电子有限公司 | Device and method for testing air permeability of tone tuning paper |
CN216386714U (en) * | 2021-10-15 | 2022-04-26 | 苏州普源纸业科技有限公司 | Glass spacer paper air permeability tester |
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