Membrane flatness high-precision detection device

Abstract

The utility model is suitable for the field of detection devices, and provides a diaphragm flatness high-precision detection device, which comprises a base plate, an objective table is arranged above the base plate, two sliding strips are arranged at the bottom end of the objective table, a diaphragm is arranged in a rectangular shallow groove, and the thickness of the diaphragm is equal to the depth of the rectangular shallow groove; the objective table is connected to the longitudinal propelling assembly. When the membrane winding device is used, a membrane to be processed is placed in the rectangular shallow groove, at the moment, the winding motor drives the storage roller to rotate in a reciprocating mode, the storage rope can pull the carrying sliding block to move in a reciprocating mode, and if the two abutting wheels meet uneven places on the membrane, the torsion frame and the torsion shaft can slightly twist, so that the membrane can be wound, and the membrane can be wound. The telescopic rod at the other end of the torsion shaft swings up and down, and if a metal ball at the end of the telescopic rod touches a contact piece, the metal ball is electrified to enable a buzzer to give an alarm, so that the diaphragm with unqualified flatness can be detected, and the function of automatic detection is realized.

Description

Technical Field

[0001] The utility model belongs to the field of detection devices, and particularly relates to a high-precision detection device for diaphragm flatness. Background Art

[0002] With the development of industrial technology, modern detection device technology has become more and more perfect. A lot of membranes are needed in sewage treatment equipment. If the flatness of these membranes is not up to standard, it is easy to cause filtration equipment failure. This requires the flatness of the membrane to be tested.

[0003] The structure of the previous diaphragm flatness detection equipment is relatively complex, and the debugging of the detection equipment will also consume a lot of manpower. Secondly, the diaphragm will be distorted due to the vibration of the equipment during use, and the distortion of the diaphragm will affect the normal operation of the equipment. The previous equipment could not detect the anti-distortion and rebound performance of the diaphragm. Summary of the invention

[0004] The purpose of the utility model is to provide a high-precision detection device for diaphragm flatness in view of the deficiencies in the prior art. When the device is in use, the diaphragm to be processed is placed in a rectangular shallow groove. At this time, the winding motor drives the storage rod to rotate reciprocatingly, and the storage rope will pull the carrying slider to move reciprocatingly. If the two contact wheels encounter uneven areas on the diaphragm, the torsion frame and the torsion shaft will be slightly twisted, and the telescopic rod at the other end of the torsion shaft will swing up and down. If the metal ball at the end of the telescopic rod touches the contact piece, it will be energized to let the buzzer alarm, and then the diaphragm with unqualified flatness can be detected, thereby solving the problems mentioned in the background technology.

[0005] In order to solve the above problems, the utility model provides the following technical solutions: a high-precision detection device for diaphragm flatness, comprising a base plate, a loading platform is arranged above the base plate, two slide bars are arranged at the bottom end of the loading platform, a sliding groove matching the slide bar is arranged on the base plate, the length of the sliding groove is twice that of the loading platform, a rectangular shallow groove is arranged on the top of the loading platform, a diaphragm is loaded inside the rectangular shallow groove, and the thickness of the diaphragm is equal to the depth of the rectangular shallow groove; the loading platform is connected to the longitudinal propulsion component; the front and rear ends of the base plate are both provided with retention platforms, the retention platform and the top surface of the loading platform are flush, the top of the retention platform is fixedly provided with a carrying guide rail, a carrying slider is slidably installed on the carrying guide rail, and the side of the carrying slider A vertical plate is arranged on the wall, a torsion shaft is rotatably arranged in the middle of the carrying slider, a torsion frame is arranged on the right end of the torsion shaft, and interference wheels are rotatably arranged on both ends of the torsion frame, and the interference wheels are attached to the top surfaces of the retention platform and the loading platform, and a bending rod is arranged on the other end of the torsion shaft, and a telescopic rod is detachably inserted into the end of the bending rod, and a metal ball is arranged on the end of the telescopic rod, and two contact pieces are arranged on the side wall of the vertical plate, the telescopic rod and the metal ball are connected to the positive pole of the dry battery, and the contact piece is connected to the negative pole of the dry battery, and a buzzer is also arranged in the dry battery circuit, and a one-millimeter gap is maintained between the side walls of the metal ball and the contact piece; the carrying slider is connected to the transverse propulsion assembly; a bending assembly is also arranged on the side wall of the base plate.

[0006] Furthermore, the longitudinal propulsion assembly includes a servo motor at the top of the base plate, a screw rod is installed at the output end of the servo motor, and a nut block sleeved on the screw rod is arranged at the bottom end of the stage.

[0007] Furthermore, the lateral propulsion assembly includes a rubber band on the front side wall of the carrying guide rail, the end of the rubber band is fixedly connected to the front end of the carrying guide rail, a winding motor is fixedly installed at the rear end of the carrying guide rail, a storage rod is installed at the output end of the winding motor, a storage rope is pulled out from the outer side of the storage rod, and the storage rope is connected to the side wall of the carrying slider.

[0008] Furthermore, a sticker is arranged inside the rectangular shallow groove, and the thickness of the sticker is one millimeter.

[0009] Furthermore, the telescopic rod, the metal ball and the contact sheet are made of copper, and the thickness of the contact sheet is one millimeter.

[0010] Furthermore, the bending assembly includes a bending table on the side wall of the base plate, triangular blocks are provided at both ends of the bending table, two fixed rods are rotatably provided for the triangular blocks, a twisting rod is rotatably provided above the fixed rods, the twisting rod is connected to the output end of the stepper motor, and the twisting rod is connected to the lifting assembly.

[0011] Furthermore, the lifting assembly includes a rectangular opening at the top of the triangular block, a lifting block is slidably inserted into the interior of the rectangular opening, the side walls of the lifting block are locked by locking bolts and the rectangular opening, and the shaft of the twisting stick is rotatably connected to the side walls of the lifting block.

[0012] Furthermore, a threaded column is arranged at one end of the telescopic rod facing the bending rod, and a threaded channel matching the threaded column is arranged on the bending rod.

[0013] Compared with the prior art, the embodiments of the present application have the following beneficial effects:

[0014] Firstly, when the device is in use, the diaphragm to be processed is placed into the rectangular shallow groove. At this time, the winding motor drives the storage rod to rotate back and forth, and the storage rope will pull the carrying slider back and forth. If the two resistance wheels encounter unevenness on the diaphragm, the torque frame and the torsion shaft will be slightly twisted, and the telescopic rod at the other end of the torsion shaft will swing up and down. If the metal ball at the end of the telescopic rod touches the contact piece, it will be energized to make the buzzer alarm, and then the diaphragm with unqualified flatness can be detected.

[0015] Secondly, the tested diaphragm is aligned with the gap between the twisting rod and the fixed rod and pushed into it. The stepper motor drives the twisting rod to rotate and push the diaphragm to the other end of the bending table. The diaphragm will be subjected to a twisting force between the twisting rod and the fixed rod. The twisted diaphragm is tested for flatness again to obtain the performance of the diaphragm in rebounding after twisting. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the front view of the utility model.

[0017] Figure 2 It is a schematic diagram of the side view of the utility model.

[0018] Figure 3 It is a schematic diagram of the retention platform of the utility model.

[0019] Figure 4 It is a schematic diagram of the winding motor of the utility model.

[0020] Figure 5 It is a schematic diagram of the metal ball of the utility model.

[0021] Figure 6 It is a schematic diagram of the twisting stick of the utility model.

[0022] Figure 7 It is a schematic diagram of the utility model.

[0023] Description of reference numerals:

[0024] Base plate 1, sliding groove 101, loading platform 2, slide bar 201, rectangular shallow groove 202, servo motor 3, screw rod 301, vertical plate 4, winding motor 5, storage rod 501, storage rope 502, bending table 6, triangle block 601, twisting rod 602, fixing rod 603, lifting block 604, stepping motor 605, locking bolt 606, carrying guide rail 7, carrying slider 701, rubber band 702, retention platform 8, torsion shaft 9, torsion frame 901, resistance wheel 902, bending rod 903, telescopic rod 904, metal ball 905, contact piece 906. DETAILED DESCRIPTION

[0025] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by technicians in the technical field of this application; the terms used in the specification of the application herein are only for the purpose of describing specific embodiments and are not intended to limit this application; the terms "including" and "having" and any variations thereof in the specification and claims of this application and the above-mentioned drawings are intended to cover non-exclusive inclusions. The terms "first", "second", etc. in the specification and claims of this application or the above-mentioned drawings are used to distinguish different objects, not to describe a specific order.

[0026] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present application. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0027] The utility model provides a high-precision detection device for diaphragm flatness, such as Figure 1-7As shown, it includes a base plate 1, a loading platform 2 is arranged on the top of the base plate 1, two slide bars 201 are arranged at the bottom of the loading platform 2, a slide groove 101 matching the slide bar 201 is arranged on the base plate 1, the length of the slide groove 101 is twice that of the loading platform 2, a rectangular shallow groove 202 is arranged on the top of the loading platform 2, a diaphragm is loaded inside the rectangular shallow groove 202, and the thickness of the diaphragm is equal to the depth of the rectangular shallow groove 202; the loading platform 2 is connected to the longitudinal propulsion component; the front and rear ends of the base plate 1 are both provided with a retention platform 8, and the retention platform 8 is flush with the top surface of the loading platform 2, a carrying guide rail 7 is fixedly arranged on the top of the retention platform 8, a carrying slider 701 is slidably installed on the carrying guide rail 7, a vertical plate 4 is arranged on the side wall of the carrying slider 701, a torsion shaft 9 is rotatably arranged in the middle of the carrying slider 701, a torsion frame 901 is arranged at the right end of the torsion shaft 9, and both ends of the torsion frame 901 are rotatably arranged with a contact wheel 902, the contact wheel 902 is attached to the top surface of the retention platform 8 and the loading platform 2, and the other end of the torsion shaft 9 is provided with a bending rod 903, and the end of the bending rod 903 The head is detachably inserted with a telescopic rod 904, and the end of the telescopic rod 904 is provided with a metal ball 905. Two contact pieces 906 are provided on the side wall of the vertical plate 4. The telescopic rod 904 and the metal ball 905 are connected to the positive pole of the dry battery, and the contact piece 906 is connected to the negative pole of the dry battery. A buzzer is also provided in the dry battery circuit. A one-millimeter gap is maintained between the side walls of the metal ball 905 and the contact piece 906; the carrying slider 701 is connected to the lateral propulsion assembly; the side wall of the base plate 1 is also provided with a zigzag assembly to put the diaphragm to be processed into the matrix Inside the shallow groove 202, every time the loading platform 2 advances a unit distance along the sliding groove 101, the carrying slider 701 and the vertical plate 4 on its side wall will carry the guide rail 7 forward once. If the two contact wheels 902 encounter unevenness on the diaphragm, the torque frame 901 and the torsion shaft 9 will be slightly twisted, and the telescopic rod 904 at the other end of the torsion shaft 9 will swing up and down. If the metal ball 905 at the end of the telescopic rod 904 touches the contact piece 906, it will be energized to make the buzzer alarm, thereby detecting diaphragms with unqualified flatness.

[0028] The longitudinal propulsion assembly includes a servo motor 3 at the top of the base plate 1, a screw rod 301 is installed at the output end of the servo motor 3, and a nut block mounted on the screw rod 301 is provided at the bottom end of the stage 2. The servo motor 3 drives the stage 2 to move longitudinally through the screw rod 301 until the stage 2 is pushed to the base plate 1 and slides to the other end, and the rectangular shallow groove 202 replaces the new diaphragm for the next step of detection.

[0029] The lateral propulsion assembly includes a rubber band 702 on the front side wall of the carrying guide rail 7, the end of the rubber band 702 is fixedly connected to the front end of the carrying guide rail 7, and a winding motor 5 is fixedly installed on the rear end of the carrying guide rail 7. A storage rod 501 is installed on the output end of the winding motor 5. A storage rope 502 is pulled out from the outside of the storage rod 501, and the storage rope 502 is connected to the side wall of the carrying slider 701. The winding motor 5 drives the storage rod 501 to rotate reciprocatingly, and the storage rope 502 will pull the carrying slider 701 to move reciprocatingly. When the storage rod 501 releases the storage rope 502, the carrying slider 701 is pulled and moved by the rubber band of the rubber band 702.

[0030] The interior of the rectangular shallow groove 202 is provided with a sticker, the thickness of the sticker is one millimeter, and to detect diaphragms of different types, multiple layers of stickers are added into the rectangular shallow groove 202 to pad the diaphragms, so as to facilitate the detection of diaphragms of different thicknesses.

[0031] The telescopic rod 904, metal ball 905 and contact piece 906 are made of copper. The thickness of the contact piece 906 is one millimeter. The telescopic rod 904, metal ball 905 and contact piece 906 made of the same material have better conductivity. The staff adjusts the gap between the metal ball 905 and the contact piece 906 according to the detection needs.

[0032] The bending component includes a bending table 6 on the side wall of the base plate 1, and triangular blocks 601 are provided at both ends of the bending table 6. Two fixed rods 603 are rotatably provided for the triangular blocks 601, and a twisting rod 602 is rotatably provided above the fixed rod 603. The twisting rod 602 is connected to the output end of the stepper motor 605, and the twisting rod 602 is connected to the lifting component. The tested diaphragm is aligned with the gap between the twisting rod 602 and the fixed rod 603 and pushed into it. The stepper motor 605 drives the twisting rod 602 to rotate and push the diaphragm to the other end of the bending table 6. The diaphragm will be subjected to a twisting force between the twisting rod 602 and the fixed rod 603. The twisted diaphragm is tested for flatness again to obtain the performance of the diaphragm rebounding after twisting.

[0033] The lifting assembly includes a rectangular opening at the top of the triangular block 601, and a lifting block 604 is slidably inserted inside the rectangular opening. The side walls of the lifting block 604 are locked by locking bolts 606 and the rectangular opening. The shaft of the twisting rod 602 is rotatably connected to the side walls of the lifting block 604. The locking bolt 606 is loosened, and the height of the lifting block 604 and the twisting rod 602 in the middle can be adjusted. The further the twisting rod 602 is pushed downward, the greater the twisting force of the twisting rod 602 and the fixed rod 603 on the diaphragm.

[0034] A threaded column is provided at one end of the telescopic rod 904 facing the bending rod 903, and a threaded channel matching the threaded column is provided on the bending rod 903. The telescopic rod 904 can move closer to or farther away from the bending rod 903 when rotating, and the swing arm length of the telescopic rod 904 and the metal ball 905 at its end can be adjusted. The longer the arm length of the telescopic rod 904 is, the easier it is for the metal ball 905 to contact the contact piece 906, so that smaller protrusions or depressions can be detected, thereby improving the accuracy of detection.

[0035] Working principle: Put the diaphragm to be processed into the rectangular shallow groove 202. When the stage 2 moves forward along the slide groove 101 for a unit distance, the carrying slider 701 and the vertical plate 4 on its side wall will move the carrying guide rail 7 forward once. If the two contact wheels 902 encounter uneven places on the diaphragm, the torque frame 901 and the torque shaft 9 will be slightly twisted, and the telescopic rod 904 at the other end of the torque shaft 9 will swing up and down. If the metal ball 905 at the end of the telescopic rod 904 touches the contact piece 906, it will be energized to make the buzzer alarm, and then the flatness can be detected. For diaphragms with unqualified thickness, the servo motor 3 drives the stage 2 to move longitudinally through the screw rod 301 until the stage 2 is pushed to the base plate 1 and slides to the other end. The rectangular shallow groove 202 replaces a new diaphragm for the next step of detection. The winding motor 5 drives the storage rod 501 to rotate back and forth, and the storage rope 502 will pull the carrying slider 701 to move back and forth. When the storage rod 501 releases the storage rope 502, the carrying slider 701 is pulled and moved by the rubber band 702. Different types of diaphragms are detected, and multiple layers of stickers are added to the rectangular shallow groove 202 to pad the diaphragm for easy detection of unqualified diaphragms. Diaphragms of the same thickness, telescopic rods 904, metal balls 905 and contact sheets 906 of the same material have better conductivity. The staff adjusts the gap between the metal ball 905 and the contact sheet 906 according to the detection needs, and pushes the detected diaphragm into the gap between the twisting rod 602 and the fixed rod 603. The stepper motor 605 drives the twisting rod 602 to rotate and push the diaphragm to the other end of the bending table 6. The diaphragm will be subjected to a twisting force between the twisting rod 602 and the fixed rod 603. The twisted diaphragm is tested for flatness again to obtain the performance of the diaphragm rebounding after twisting. , loosen the locking bolt 606, and then the lifting block 604 and the twisting rod 602 in the middle can adjust the height. The further the twisting rod 602 is pushed downward, the greater the twisting force of the twisting rod 602 and the fixed rod 603 on the diaphragm. The telescopic rod 904 can move closer to or farther away from the bending rod 903 when rotating, and then the swing arm length of the telescopic rod 904 and the metal ball 905 at its end can be adjusted. The longer the arm length of the telescopic rod 904 is, the easier it is for the metal ball 905 to contact the contact piece 906, so that smaller protrusions or depressions can be detected, thereby improving the accuracy of detection.

[0036] It should be noted that, for the above-mentioned embodiments, for the sake of simplicity, they are all described as a series of action combinations, but those skilled in the art should know that the utility model is not limited by the described action sequence, because according to the utility model, some steps may be performed in other sequences or simultaneously. Secondly, those skilled in the art should also know that the embodiments described in the specification are all preferred embodiments, and the actions and modules involved are not necessarily required by the utility model.

[0037] In the several embodiments provided in the present application, it should be understood that the disclosed devices can be implemented in other ways. For example, the device embodiments described above are merely schematic, such as the division of the above-mentioned units. There may be other division methods in actual implementation, such as multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed. Another point is that the mutual coupling or communication connection shown or discussed can be through some interfaces, and the indirect coupling or communication connection between devices or units can be in the form of telecommunication or other forms.

[0038] The units described above as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place or distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.

[0039] The above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit the protection scope of the utility model. Obviously, the described embodiments are only some embodiments of the utility model, rather than all embodiments. Based on these embodiments, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model. Although the utility model has been described in detail with reference to the above embodiments, ordinary technicians in this field can still combine, add, delete or make other adjustments to the features in the various embodiments of the utility model according to the circumstances without conflict, without making creative work, so as to obtain different other technical solutions that do not deviate from the concept of the utility model in essence, and these technical solutions also belong to the scope of protection of the utility model.

Claims

1. A high-precision detection device for diaphragm flatness, characterized in that: It comprises a base plate (1), a loading platform (2) is arranged above the base plate (1), two slide bars (201) are arranged at the bottom of the loading platform (2), a slide groove (101) matching the slide bar (201) is arranged on the base plate (1), the length of the slide groove (101) is twice that of the loading platform (2), a rectangular shallow groove (202) is arranged at the top of the loading platform (2), a diaphragm is loaded inside the rectangular shallow groove (202), and the thickness of the diaphragm is equal to the depth of the rectangular shallow groove (202); The loading platform (2) is connected to the longitudinal propulsion assembly; The front and rear ends of the base plate (1) are both provided with a retention platform (8), the top surfaces of the retention platform (8) and the loading platform (2) are flush, the top of the retention platform (8) is fixedly provided with a transport guide rail (7), a transport slider (701) is slidably mounted on the transport guide rail (7), a vertical plate (4) is provided on the side wall of the transport slider (701), a torsion shaft (9) is rotatably provided in the middle of the transport slider (701), a torsion frame (901) is provided at the right end of the torsion shaft (9), and both ends of the torsion frame (901) are rotatably provided with a resistance wheel (902), the resistance wheel (902) is attached to the retention platform ( 8) and the top surface of the stage (2), the other end of the torsion shaft (9) is provided with a bending rod (903), the end of the bending rod (903) is detachably inserted with a telescopic rod (904), the end of the telescopic rod (904) is provided with a metal ball (905), the side wall of the vertical plate (4) is provided with two contact pieces (906), the telescopic rod (904) and the metal ball (905) are connected to the positive pole of the dry battery, the contact piece (906) is connected to the negative pole of the dry battery, a buzzer is also provided in the dry battery circuit, and a one millimeter gap is maintained between the side walls of the metal ball (905) and the contact piece (906); The carrying slider (701) is connected to the transverse propulsion assembly; A zigzag component is also provided on the side wall of the base plate (1).

2. A high-precision detection device for film flatness according to claim 1, characterized in that: The longitudinal propulsion assembly comprises a servo motor (3) at the top end of the base plate (1), a screw rod (301) is mounted on the output end of the servo motor (3), and a nut block sleeved on the screw rod (301) is arranged at the bottom end of the stage (2).

3. The high-precision detection device for membrane flatness according to claim 1, characterized in that: The transverse propulsion assembly comprises a rubber band (702) on the front side wall of the carrying guide rail (7), the end of the rubber band (702) is fixedly connected to the front end of the carrying guide rail (7), a winding motor (5) is fixedly installed at the rear end of the carrying guide rail (7), a storage rod (501) is installed at the output end of the winding motor (5), a storage rope (502) is pulled out from the outside of the storage rod (501), and the storage rope (502) is connected to the side wall of the carrying slider (701).

4. The high-precision detection device for membrane flatness according to claim 1, characterized in that: A sticker is arranged inside the rectangular shallow groove (202), and the thickness of the sticker is one millimeter.

5. The high-precision detection device for membrane flatness according to claim 1, characterized in that: The telescopic rod (904), the metal ball (905) and the contact sheet (906) are made of copper, and the thickness of the contact sheet (906) is one millimeter.

6. The high-precision detection device for membrane flatness according to claim 1, characterized in that: The bending assembly comprises a bending platform (6) on the side wall of a base plate (1), triangular blocks (601) are arranged at both ends of the bending platform (6), two fixed rods (603) are rotatably arranged on the triangular blocks (601), a twisting rod (602) is rotatably arranged above the fixed rods (603), the twisting rod (602) is connected to the output end of a stepping motor (605), and the twisting rod (602) is connected to the lifting assembly.

7. A high-precision diaphragm flatness detection device according to claim 6, characterized in that: The lifting assembly comprises a rectangular opening at the top of a triangular block (601), a lifting block (604) slidingly inserted into the interior of the rectangular opening, the side wall of the lifting block (604) being locked by a locking bolt (606) and the rectangular opening, and the shaft of the twisting rod (602) being rotatably connected to the side wall of the lifting block (604).

8. The high-precision detection device for membrane flatness according to claim 1, characterized in that: A threaded column is provided at one end of the telescopic rod (904) facing the bending rod (903), and a threaded channel matching the threaded column is provided on the bending rod (903).

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