Air tightness detection device for air swelling shaft processing

Abstract

The utility model relates to the related technical field of air swelling shafts, in particular to an air tightness detection device for air swelling shaft processing, which comprises a platform, a clamping mechanism is arranged on the inner side surface of a side plate, a sliding mechanism is arranged on the upper surface of the platform, and a detection mechanism is arranged on the upper surface of the platform. According to the air tightness performance detection device for air expansion shaft processing, through the arrangement of the clamping mechanism, an air expansion shaft needing to be detected is placed on the surface of the fixing block, a servo motor is started to drive a positive and negative threaded rod to rotate, the rotating motion of the positive and negative threaded rod can be converted into the linear motion of a T-shaped block, and due to the characteristics of the positive and negative threaded rod, the detection precision is improved. The two T-shaped blocks move oppositely or oppositely, the T-shaped blocks move along the T-shaped grooves, then the clamping blocks fixedly connected with the T-shaped blocks are driven to move, the air swelling shafts are clamped and positioned, and through cooperation of the clamping blocks and the fixing blocks, the air swelling shafts of different sizes can be stably clamped.

Description

Technical Field

[0001] The utility model relates to the technical field related to air expansion shafts, in particular to an airtightness performance detection device for air expansion shaft processing. Background Art

[0002] The pneumatic shaft is a mechanical device mainly used in various industrial production lines, especially in the papermaking, printing, packaging and other industries. It uses the pressure of gas to expand the shaft body, thereby achieving the clamping and loosening of the coil. This device can provide a uniform and stable clamping force to ensure that the coil will not slip or deform during the production process, thereby improving production efficiency and product quality. When the pneumatic shaft is processed, it is necessary to test its airtightness. Therefore, there is a special need for an airtightness testing device for pneumatic shaft processing.

[0003] However, the existing airtightness detection device for processing an inflatable shaft needs to clamp the inflatable shaft when detecting the inflatable shaft. However, due to the large differences in the sizes of the inflatable shafts, unstable clamping may occur, which in turn affects the detection accuracy. Utility Model Content

[0004] The purpose of the utility model is to provide an airtightness detection device for processing an inflatable shaft, so as to solve the problem that the inflatable shaft needs to be clamped when the inflatable shaft is detected, but due to the large differences in the sizes of the inflatable shafts, the clamping may be unstable, which in turn affects the detection accuracy.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an airtightness detection device for processing an air expansion shaft, comprising a platform, a side surface of the platform is fixedly connected to a side plate, an inner surface of the side plate is provided with a clamping mechanism, an upper surface of the platform is provided with a sliding mechanism, and an upper surface of the platform is provided with a detection mechanism;

[0006] The clamping mechanism includes a T-slot, a forward and reverse threaded rod, a servo motor, a T-block, a clamping block and a fixed block. The inner surface of the side plate is provided with a T-slot, the inner surface of the T-slot is rotatably connected with the forward and reverse threaded rod, one end of the forward and reverse threaded rod is fixedly connected with the servo motor, the outer surface of the forward and reverse threaded rod is threadedly connected with the T-block, one side surface of the T-block is fixedly connected with the clamping block, and the outer surface of the side plate is fixedly connected with the fixed block.

[0007] Preferably, the T-shaped block and the T-shaped slot are slidably connected, and the inner wall size of the T-shaped slot is consistent with the outer wall size of the T-shaped block.

[0008] Preferably, the T-shaped slots are symmetrically arranged with respect to the central axis of the side plate, and two groups of the clamping blocks are provided.

[0009] Preferably, a V-shaped groove is provided on the surface of the fixing block, and one end of the clamping block is arc-shaped.

[0010] Preferably, the sliding mechanism includes a trapezoidal groove, a trapezoidal block, a sliding plate, a cylinder, a base, a sliding block, a threaded rod and a driving motor. A trapezoidal groove is provided on the upper surface of the platform, a trapezoidal block is slidably connected to the inner surface of the trapezoidal groove, a sliding plate is fixedly connected to the upper surface of the trapezoidal block, a cylinder is fixedly connected to the surface of the sliding plate, a base is fixedly connected to the upper surface of the cylinder, a sliding block is fixedly connected to one side surface of the sliding plate, a threaded rod is threadedly connected to the inner surface of the sliding block, and a driving motor is fixedly connected to one end of the threaded rod.

[0011] Preferably, the inner wall size of the trapezoidal groove matches the outer wall size of the trapezoidal block, and the trapezoidal blocks are symmetrically arranged with respect to the central axis of the sliding plate.

[0012] Preferably, the detection mechanism includes a control panel, an air pump, an inflation tube, a pressure sensor and an inflation joint. The upper surface of the platform is fixedly connected to the control panel, the upper surface of the platform is fixedly connected to the air pump, one side surface of the air pump is fixedly connected to the inflation tube, the outer surface of the inflation tube is fixedly connected to the pressure sensor, and one end of the inflation tube is fixedly connected to the inflation joint.

[0013] Compared with the prior art, the beneficial effects of the utility model are: this airtight performance detection device for pneumatic shaft processing, through the setting of the clamping mechanism, places the pneumatic shaft to be detected on the surface of the fixed block, and the servo motor is started to drive the positive and negative threaded rods to rotate. The rotational motion of the positive and negative threaded rods will be converted into the linear motion of the T-shaped block. Due to the characteristics of the positive and negative threaded rods, the two T-shaped blocks will move toward or away from each other, and the T-shaped block will move along the T-shaped groove, thereby driving the clamping block fixedly connected thereto to move, thereby clamping and positioning the pneumatic shaft. Through the cooperation of the clamping block and the fixed block, stable clamping can be achieved for pneumatic shafts of different sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the side view of the appearance structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the structure of the T-shaped block and the clamping block cooperating with each other in the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the trapezoidal block and the sliding plate cooperating with each other in the utility model;

[0017] Figure 4 This is a schematic diagram of the structure of the air pump and the inflation tube cooperating with each other in the utility model.

[0018] In the figure: 1. platform; 2. side panel; 3. clamping mechanism; 301. T-slot; 302. positive and negative threaded rod; 303. servo motor; 304. T-block; 305. clamping block; 306. fixing block; 4. sliding mechanism; 401. trapezoidal slot; 402. trapezoidal block; 403. sliding plate; 404. cylinder; 405. bottom support; 406. sliding block; 407. threaded rod; 408. driving motor; 5. detection mechanism; 501. control panel; 502. air pump; 503. inflation tube; 504. pressure sensor; 505. inflation connector. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-4 The utility model provides a technical solution: an airtightness detection device for air expansion shaft processing, comprising a platform 1, a side surface of the platform 1 is fixedly connected with a side plate 2, the inner surface of the side plate 2 is provided with a clamping mechanism 3, the upper surface of the platform 1 is provided with a sliding mechanism 4, and the upper surface of the platform 1 is provided with a detection mechanism 5;

[0021] The clamping mechanism 3 includes a T-slot 301, a positive and negative threaded rod 302, a servo motor 303, a T-block 304, a clamping block 305 and a fixing block 306. The inner surface of the side plate 2 is provided with a T-slot 301, the inner surface of the T-slot 301 is rotatably connected with the positive and negative threaded rod 302, one end of the positive and negative threaded rod 302 is fixedly connected with the servo motor 303, the outer surface of the positive and negative threaded rod 302 is threadedly connected with the T-block 304, one side surface of the T-block 304 is fixedly connected with the clamping block 305, the outer surface of the side plate 2 is fixedly connected with the fixing block 306, and the T-slot 301, the positive and negative threaded rod 302, the servo motor 303, the T-block 304 and the fixing block 306 are fixedly connected. 04. The setting of the clamping block 305 and the fixed block 306. When in use, the inflatable shaft to be tested is placed on the surface of the fixed block 306, and the servo motor 303 is started to drive the forward and reverse threaded rods 302 to rotate. The rotational motion of the forward and reverse threaded rods 302 will be converted into the linear motion of the T-block 304. Due to the characteristics of the forward and reverse threaded rods 302, the two T-blocks 304 will move toward or away from each other, and the T-block 304 will move along the T-slot 301, thereby driving the clamping block 305 fixedly connected thereto to move, and the inflatable shaft is clamped and positioned. Through the cooperation of the clamping block 305 and the fixed block 306, inflatable shafts of different sizes can be stably clamped.

[0022] Furthermore, the T-block 304 is slidably connected to the T-slot 301, and the inner wall size of the T-slot 301 matches the outer wall size of the T-block 304. Through the arrangement of the T-slot 301 and the T-block 304, when in use, the T-block 304 slides in the T-slot 301, and the T-slot 301 limits the T-block 304, making the sliding of the T-block 304 more stable.

[0023] Furthermore, the T-slot 301 is symmetrically arranged with respect to the central axis of the side plate 2, and two groups of clamping blocks 305 are arranged. When in use, through the arrangement of the clamping blocks 305, the two groups of clamping blocks 305 squeeze the inflatable shaft at the same time, making the clamping of the inflatable shaft more stable.

[0024] Furthermore, a V-shaped groove is provided on the surface of the fixing block 306, and one end of the clamping block 305 is arc-shaped. Through the setting of the fixing block 306, the setting of the V-shaped groove can make the inflatable shaft be placed more stably when in use.

[0025] Furthermore, the sliding mechanism 4 includes a trapezoidal groove 401, a trapezoidal block 402, a sliding plate 403, a cylinder 404, a bottom bracket 405, a sliding block 406, a threaded rod 407 and a driving motor 408. The upper surface of the platform 1 is provided with a trapezoidal groove 401, the inner surface of the trapezoidal groove 401 is slidably connected to the trapezoidal block 402, the upper surface of the trapezoidal block 402 is fixedly connected to the sliding plate 403, the surface of the sliding plate 403 is fixedly connected to the cylinder 404, the upper surface of the cylinder 404 is fixedly connected to the bottom bracket 405, one side surface of the sliding plate 403 is fixedly connected to the sliding block 406, the inner surface of the sliding block 406 is threadedly connected to the threaded rod 407, and one end of the threaded rod 407 is fixedly connected to the driving motor 408. , through the arrangement of the trapezoidal groove 401, the trapezoidal block 402, the sliding plate 403, the cylinder 404, the bottom bracket 405, the sliding block 406, the threaded rod 407 and the driving motor 408, when in use, the driving motor 408 is started to drive the threaded rod 407 to rotate, and the sliding block 406 will move along the axial direction of the threaded rod 407, thereby driving the sliding plate 403, the cylinder 404 and the bottom bracket 405 to move together. At the same time, the trapezoidal block 402 slides in the trapezoidal groove 401, and the trapezoidal groove 401 limits the trapezoidal block 402, so that the sliding of the sliding plate 403 is more stable. When the cylinder 404 is started, the bottom bracket 405 can be pushed to rise and fall. The bottom bracket 405 can be used to support the inflatable shaft, so that the inflatable shaft can be clamped more stably.

[0026] Furthermore, the inner wall size of the trapezoidal groove 401 is consistent with the outer wall size of the trapezoidal block 402, and the trapezoidal block 402 is symmetrically arranged with respect to the central axis of the sliding plate 403. Through the arrangement of the trapezoidal groove 401 and the trapezoidal block 402, when in use, the trapezoidal block 402 slides in the trapezoidal groove 401, and the trapezoidal groove 401 limits the trapezoidal block 402, so that the sliding of the sliding plate 403 is more stable.

[0027] Furthermore, the detection mechanism 5 includes a control panel 501, an air pump 502, an air inflation tube 503, a pressure sensor 504 and an air inflation joint 505. The upper surface of the platform 1 is fixedly connected with the control panel 501, the upper surface of the platform 1 is fixedly connected with the air pump 502, one side surface of the air pump 502 is fixedly connected with the air inflation tube 503, the outer surface of the air inflation tube 503 is fixedly connected with the pressure sensor 504, and one end of the air inflation tube 503 is fixedly connected with the air inflation joint 505. By setting the control panel 501, the air pump 502, the air inflation tube 503, the pressure sensor 504 and the air inflation joint 505, when in use, the air pump 502 Start, generate gas and transport the gas through the inflation tube 503, the pressure sensor 504 on the inflation tube 503 monitors the pressure of the gas in the tube in real time, when performing airtight performance testing, connect the inflation connector 505 to the inflation port of the air-expanding shaft to be tested, and then start the air pump 502 through the control panel 501, the gas generated by the air pump 502 is filled into the air-expanding shaft through the inflation tube 503 and the inflation connector 505, the pressure sensor 504 continuously monitors the pressure changes in the inflation tube 503, and feeds back the pressure data to the control panel 501, the control panel 501 processes and analyzes these data to determine whether the airtight performance of the air-expanding shaft is qualified.

[0028] Working principle: Place the inflatable shaft to be tested on the surface of the fixed block 306, start the servo motor 303, and drive the positive and negative threaded rod 302 to rotate. The rotational motion of the positive and negative threaded rod 302 will be converted into the linear motion of the T-shaped block 304. Due to the characteristics of the positive and negative threaded rod 302, the two T-shaped blocks 304 will move towards or away from each other, and the T-shaped block 304 will move along the T-shaped slot 301, thereby driving the clamping block 305 fixedly connected thereto to move, clamping and positioning the inflatable shaft. Through the cooperation of the clamping block 305 and the fixed block 306, The pneumatic shafts of different sizes can be stably clamped. The clamping block 305 and the pressing block 310 cooperate to ensure that the pneumatic shafts of different sizes can be stably clamped. The driving motor 408 is started to drive the threaded rod 407 to rotate. The sliding block 406 moves along the axis direction of the threaded rod 407, thereby driving the sliding plate 403, the cylinder 404 and the bottom bracket 405 to move together. At the same time, the trapezoidal block 402 slides in the trapezoidal groove 401, and the trapezoidal groove 401 limits the trapezoidal block 402, so that the sliding of the sliding plate 403 is more stable. , the cylinder 404 is started, which can push the bottom support 405 to rise and fall. The bottom support 405 can be used to support the inflatable shaft, so that the inflatable shaft can be clamped more stably. The air pump 502 is started to generate gas and transport the gas through the inflation tube 503. The pressure sensor 504 on the inflation tube 503 monitors the pressure of the gas in the tube in real time. When the airtight performance is tested, the inflation connector 505 is connected to the inflation port of the inflatable shaft to be tested, and then the air pump 502 is started through the control panel 501. The gas generated by the air pump 502 passes through the inflation tube 503 and the inflation connector. The head 505 is filled with the air-inflating shaft, and the pressure sensor 504 continuously monitors the pressure changes in the air-inflating tube 503, and feeds back the pressure data to the control panel 501. The control panel 501 processes and analyzes these data to determine whether the airtight performance of the air-inflating shaft is qualified. The model of the servo motor 303 and the drive motor 408 is YE2-132S-4, the model of the cylinder 404 is SCJ-50x50-20-S, the model of the air pump 502 is FY-1H, and the model of the pressure sensor 504 is CYYZ11.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An airtightness detection device for air expansion shaft processing, comprising a platform (1), characterized in that: A side plate (2) is fixedly connected to one side surface of the platform (1), a clamping mechanism (3) is provided on the inner surface of the side plate (2), a sliding mechanism (4) is provided on the upper surface of the platform (1), and a detection mechanism (5) is provided on the upper surface of the platform (1); The clamping mechanism (3) comprises a T-shaped slot (301), a forward and reverse threaded rod (302), a servo motor (303), a T-shaped block (304), a clamping block (305) and a fixing block (306); the inner surface of the side plate (2) is provided with a T-shaped slot (301); the inner surface of the T-shaped slot (301) is rotatably connected to the forward and reverse threaded rod (302); one end of the forward and reverse threaded rod (302) is fixedly connected to the servo motor (303); the outer surface of the forward and reverse threaded rod (302) is threadedly connected to the T-shaped block (304); one side surface of the T-shaped block (304) is fixedly connected to the clamping block (305); and the outer surface of the side plate (2) is fixedly connected to the fixing block (306).

2. The airtightness detection device for processing an air expansion shaft according to claim 1, characterized in that: The T-shaped block (304) and the T-shaped groove (301) are slidably connected, and the inner wall size of the T-shaped groove (301) is consistent with the outer wall size of the T-shaped block (304).

3. The airtightness detection device for processing an air expansion shaft according to claim 1, characterized in that: The T-shaped grooves (301) are symmetrically arranged with respect to the central axis of the side plate (2), and two groups of the clamping blocks (305) are arranged.

4. The airtightness detection device for processing an air expansion shaft according to claim 1, characterized in that: A V-shaped groove is provided on the surface of the fixing block (306), and one end of the clamping block (305) is arc-shaped.

5. The airtightness detection device for processing an air expansion shaft according to claim 1, characterized in that: The sliding mechanism (4) comprises a trapezoidal groove (401), a trapezoidal block (402), a sliding plate (403), a cylinder (404), a bottom bracket (405), a sliding block (406), a threaded rod (407) and a driving motor (408); the upper surface of the platform (1) is provided with a trapezoidal groove (401); the inner surface of the trapezoidal groove (401) is slidably connected to the trapezoidal block (402); the upper surface of the trapezoidal block (402) is fixedly connected to the sliding plate (403); the surface of the sliding plate (403) is fixedly connected to the cylinder (404); the upper surface of the cylinder (404) is fixedly connected to the bottom bracket (405); one side surface of the sliding plate (403) is fixedly connected to the sliding block (406); the inner surface of the sliding block (406) is threadedly connected to the threaded rod (407); one end of the threaded rod (407) is fixedly connected to the driving motor (408).

6. The airtightness detection device for processing an air expansion shaft according to claim 5, characterized in that: The inner wall size of the trapezoidal groove (401) matches the outer wall size of the trapezoidal block (402), and the trapezoidal block (402) is symmetrically arranged with respect to the central axis of the sliding plate (403).

7. The airtightness detection device for processing an air expansion shaft according to claim 1, characterized in that: The detection mechanism (5) comprises a control panel (501), an air pump (502), an inflation tube (503), a pressure sensor (504) and an inflation joint (505); the upper surface of the platform (1) is fixedly connected to the control panel (501); the upper surface of the platform (1) is fixedly connected to the air pump (502); a side surface of the air pump (502) is fixedly connected to the inflation tube (503); the outer surface of the inflation tube (503) is fixedly connected to the pressure sensor (504); and one end of the inflation tube (503) is fixedly connected to the inflation joint (505).

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