Air tightness detection device for filter

Abstract

The utility model discloses an air tightness detection device for a filter, and relates to the technical field of filter detection. Comprising a workbench; the test assembly is arranged on the outer side of the workbench and is used for detecting the air tightness of the filter; the test bench is arranged in the workbench and is used for supporting the filter; the moving assembly is arranged on the outer side of the workbench and used for driving the filter to move; the conveying assembly is arranged on the outer side of the workbench and used for conveying the filter; and the fixing assembly is arranged on the outer side of the moving assembly and used for blocking the filter, and a rotating rod is arranged on the first plane of the workbench. Through the arrangement of the conveying assembly, the moving assembly and the fixing assembly, the filter can be automatically placed through the cooperation of the first conveying belt, the second conveying belt, the connecting block, the telescopic rod, the fixing block and the clamping piece, the situation that the filter needs to be manually placed and taken by an operator is avoided, and the labor intensity of the operator is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of filter detection, in particular to a filter air tightness detection device. Background Art

[0002] The filter is a device that filters energy for automobile engines. The function of the filter is to filter the energy input into the engine in advance so that impurities in the energy entering the engine will not damage the engine. Therefore, the sealing performance of the filter needs to be very good to prevent oil leakage.

[0003] The air tightness test of the filter is to transmit pressure to the inside of the filter through an air tightness tester until the cavity is filled with pressure and then stop transmitting. After a period of pressure stabilization, the pressure value inside the cavity is detected to see whether it changes, and the size of the change, so as to judge whether there is leakage in the product and the degree of leakage. At present, in the process of air tightness test of the filter, most of the operators are required to manually place and take the filters, resulting in the need for operators to frequently take the filters when testing the air tightness of the filters in large quantities, thereby increasing the labor intensity of the operators. For this reason, a filter air tightness test device is proposed. Utility Model Content

[0004] The purpose of the utility model is to solve the problem that in the current process of air tightness testing of filters, operators are mostly required to manually place and take filters. The utility model provides a filter air tightness testing device.

[0005] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0006] A filter air tightness detection device, comprising:

[0007] Workbench;

[0008] The test assembly is arranged outside the workbench and is used to test the air tightness of the filter;

[0009] A test bench, which is arranged inside the workbench and is used to provide support for the filter;

[0010] A moving component is arranged outside the workbench and is used to drive the filter to move;

[0011] A transmission component, arranged outside the workbench, for conveying the filter;

[0012] The fixed component is arranged outside the moving component and is used to block the filter.

[0013] Furthermore, a rotating rod is provided on the first plane of the workbench, an arc groove is provided on the outer side of the rotating rod, and the first plane is a contact surface with the rotating rod.

[0014] Furthermore, the transmission component includes a first conveyor belt and a second conveyor belt, and the first conveyor belt and the second conveyor belt are respectively arranged on both sides of the workbench.

[0015] Furthermore, the test assembly includes a fixed frame, the fixed frame is connected to the first plane, a moving part is provided on the outer side of the fixed frame, and a pressure tester is provided at the telescopic end of the moving part.

[0016] Furthermore, the test bench is arranged inside the workbench, a fan-shaped groove is opened on the outside of the test bench, a cavity is opened inside the test bench, and the fan-shaped groove is communicated with the cavity, a connecting rod is provided inside the cavity, a fixed shaft and a torsion spring rod are respectively provided at both ends of the connecting rod, the torsion spring rod is connected to the test bench, and the fixed shaft slides inside the fan-shaped groove.

[0017] Furthermore, the moving component includes a connecting block, which is arranged on one side of the workbench, a motor is provided on the outside of the connecting block, a sliding groove is provided at one end of the connecting block, a threaded rod is provided inside the sliding groove, and the threaded rod is connected to the output end of the motor, a telescopic rod is provided inside the sliding groove, and the telescopic rod is connected to the threaded rod, and a fixing plate is provided on one side of the telescopic rod.

[0018] Further, the fixing assembly includes a fixing block, which is connected to the fixing plate, a connecting groove is provided on the outer side of the fixing block, a guide groove is provided on the inner side of the fixing block, and the guide groove is communicated with the connecting groove, a clamping member for clamping the filter is also provided inside the fixing block, the clamping member slides inside the connecting groove, a guide block is provided on one side of the clamping member, and the guide block slides inside the guide groove, a slot is provided on the outer side of the clamping member, and the slot is adapted to the fixing shaft, a groove and a through hole are provided on one side of the opposite surface of the clamping member and the fixing block, and the groove is communicated with the through hole.

[0019] Furthermore, a stopper is provided inside each of the through holes.

[0020] The beneficial effects of the utility model are as follows:

[0021] The utility model realizes automatic placement of filters through the arrangement of transmission components, moving components and fixed components through the cooperation of the first conveyor belt, the second conveyor belt, the connecting block, the telescopic rod, the fixed block and the clamping member, thereby avoiding the need for operators to manually place and take the filters, thereby reducing the labor intensity of operators.

[0022] By setting the fixed block, the clamp, the slot, the connecting rod and the fixed shaft, the coordination of the fixed block, the clamp, the slot, the connecting rod and the fixed shaft is achieved, thereby limiting the position of the filter during movement, preventing the filter from moving relative to the fixed block, and ensuring that the filter is accurately placed on the top of the air guide hole. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0024] Figure 2 It is an enlarged view of the test assembly of the utility model;

[0025] Figure 3 It is an enlarged view of the workbench of the utility model;

[0026] Figure 4 It is an enlarged view of the fixing component of the utility model;

[0027] Figure 5 It is an enlarged view of the mobile component of the utility model;

[0028] Figure 6 It is an enlarged view of the clamping member of the utility model;

[0029] Figure 7 It is a partial cross-sectional view of the test bench of the utility model;

[0030] 1. Working table; 101. Rotating rod; 102. Arc groove; 2. Test assembly; 201. Fixed frame; 202. Pressure tester; 203. Moving part; 3. Test table; 301. Fan-shaped groove; 302. Cavity; 303. Connecting rod; 304. Fixed shaft; 4. First conveyor belt; 5. Second conveyor belt; 6. Moving assembly; 601. Connecting block; 602. Motor; 603. Threaded rod; 604. Sliding groove; 605. Telescopic rod; 606. Fixed plate; 7. Fixed assembly; 701. Fixed block; 702. Connecting groove; 703. Guide groove; 704. Recess; 705. Through hole; 8. Clamp; 801. Slot; 802. Guide block; 9. Stop block. DETAILED DESCRIPTION

[0031] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme 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 part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0032] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0033] It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings. In addition, the terms "first", "second", etc. are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0034] The electrical components mentioned in this article are all connected to an external main controller and 220V mains electricity, and the main controller can be a conventional known device for controlling a computer or the like.

[0035] In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, or are the orientations or positional relationships in which the utility model product is usually placed when in use. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0036] like Figures 1 to 7 As shown, a filter air tightness detection device comprises: a workbench 1; a test assembly 2, which is arranged outside the workbench 1 and is used to perform air tightness detection on the filter; a test bench 3, which is arranged inside the workbench 1 and is used to provide support for the filter; a moving assembly 6, which is arranged outside the workbench 1 and is used to drive the filter to move; a transmission assembly, which is arranged outside the workbench 1 and is used to transport the filter; a fixed assembly 7, which is arranged outside the moving assembly 6 and is used to block the filter. The device comprises a workbench 1, a test assembly 2, a test bench 3, a moving assembly 6 and a fixed assembly 7, wherein the test assembly 2 is arranged outside the workbench 1 and is used to drive the filter to move. The workbench 1 is outside, and the test bench 3 is arranged inside the workbench 1. A movable component 6 and a fixed component 7 are arranged on one side of the workbench 1 in sequence. When in use, the filter to be tested is first placed on the top of the test bench 3 through the cooperation of the fixed component 7 and the movable component 6, and then the air tightness test of the filter is performed through the cooperation of the test component 2 and the test bench 3. The filter to be tested is driven to move to the top of the test bench 3 through the cooperation of the movable component 6 and the fixed component 7, so as to realize the automatic placement of the filter and improve the detection efficiency of the filter. Then, the air tightness test of the filter is performed through the cooperation of the test component 2 and the test bench 3.

[0037] A rotating rod 101 is provided on the first plane of the workbench 1, and an arc-shaped groove 102 is provided on the outer side of the rotating rod 101. The first plane is the contact surface with the rotating rod 101. The rotating rod 101 is arranged on the top of the workbench 1, and a motor is provided at the bottom of the workbench 1. The output end of the motor is connected with the rotating rod 101. The rotating rod 101 is driven by the motor to rotate. When the filter test is completed, the tested filter is moved by the rotation of the rotating rod 101, so as to facilitate the re-testing of the subsequent filter. An arc-shaped groove 102 is provided on the outer side of the rotating rod 101 to block the filter, so as to prevent the filter from rotating along the surface of the rotating rod 101 when the filter is pushed, thereby ensuring stability during use.

[0038] The transmission component includes a first conveyor belt 4 and a second conveyor belt 5, which are respectively arranged on both sides of the workbench 1. The first conveyor belt 4 and the second conveyor belt 5 are respectively arranged on both sides of the workbench 1. When the filter is tested, the first conveyor belt 4 and the second conveyor belt 5 respectively transport the filter to be tested and the filter after the test, thereby further improving the test efficiency of the filter.

[0039] The test bench 3 is arranged inside the workbench 1, a fan-shaped groove 301 is provided on the outside of the test bench 3, a cavity 302 is provided inside the test bench 3, and the fan-shaped groove 301 is communicated with the cavity 302, a connecting rod 303 is provided inside the cavity 302, a fixed shaft 304 and a torsion spring rod are provided at both ends of the connecting rod 303, the torsion spring rod is connected to the test bench 3, and the fixed shaft 304 slides inside the fan-shaped groove 301, an air guide hole is provided in the middle of the test bench 3, and the cavity 302 and the fan-shaped groove 301 are respectively provided inside the test bench 3 , the cavity 302 is connected with the cavity 302, and the fan-shaped groove 301 passes through the top of the test bench 3, and a connecting rod 303 rotates inside the cavity 302. A fixed shaft 304 and a torsion spring rod are respectively provided at both ends of the connecting rod 303. When testing the filter, the filter is first moved to the top of the air guide hole through the fixing component 7, and then the pressure tester 202 performs an air tightness test on the filter driven by the moving part 203. The pressure tester 202 detects the air tightness of the filter as a prior art and will not be described in detail again.

[0040] The mobile assembly 6 includes a connecting block 601, which is arranged on one side of the workbench 1. A motor 602 is arranged on the outside of the connecting block 601. A sliding groove 604 is arranged at one end of the connecting block 601. A threaded rod 603 is arranged inside the sliding groove 604, and the threaded rod 603 is connected to the output end of the motor 602. A telescopic rod 605 is arranged inside the sliding groove 604, and the telescopic rod 605 is connected to the threaded rod 603. A fixing plate 606 is arranged on one side of the telescopic rod 605. The mobile assembly 6 includes a connecting block 601, a motor 602, a threaded rod 603, a sliding groove 604 and a telescopic rod 605. The connecting block 601 is arranged on the workbench 1. On one side of the workbench 1, a motor 602 is provided at one end of a connecting block 601, and a sliding groove 604 is provided at the other end of the connecting block 601. A threaded rod 603 is provided inside the sliding groove 604, and the threaded rod 603 is connected to the motor 602. A telescopic rod 605 is threadedly connected to the outer side of the threaded rod 603, and the telescopic rod 605 slides inside the sliding groove 604. A fixing plate 606 is provided on one side of the telescopic rod 605. When in use, the telescopic rod 605 is driven by the threaded rod 603 to move in a straight line. When the telescopic rod 605 moves in a straight line, the filter is placed in cooperation with the fixing component 7, thereby improving the convenience of the filter detection process.

[0041] The fixing assembly 7 includes a fixing block 701, which is connected to the fixing plate 606. A connecting groove 702 is provided on the outside of the fixing block 701, and a guide groove 703 is provided inside the fixing block 701, and the guide groove 703 is communicated with the connecting groove 702. A clamping member 8 for clamping the filter is also provided inside the fixing block 701, and the clamping member 8 slides inside the connecting groove 702. A guide block 802 is provided on one side of the clamping member 8, and the guide block 802 slides inside the guide groove 703. A slot 801 is provided on the outside of the clamping member 8, and the slot 801 is adapted to the fixing shaft 304. A groove 704 and a through hole 705 are provided on one side of the opposite surface of the clamping member 8 and the fixing block 701, and the groove 704 and the through hole 705 are connected. 5 is connected, the fixing assembly 7 includes a fixing block 701, a connecting groove 702, a guide groove 703, a groove 704, a through hole 705 and a clamping member 8, the fixing block 701 is arranged at one end of the fixing plate 606, the guide groove 703 can be in the shape of a T-shaped long groove or a dovetail-shaped long groove, the fixing block 701 is provided with a connecting groove 702 on the outside, the connecting groove 702 is provided with a guide groove 703 inside, the guide groove 703 is slidably connected with the guide block 802 inside, the guide block 802 can be in the shape of a T-shaped long strip or a dovetail-shaped long strip, the guide block 802 is provided with a clamping member 8 on the outside, and the clamping member 8 and the fixing block 701 are provided with a groove 704 and a through hole 705 on one side of the opposite surface, the groove 704 is connected to the outer wheel of the filter The profiles are similar, so that the filter can fit into the groove 704. During the linear movement of the telescopic rod 605, the telescopic rod 605 drives the fixed block 701 to move linearly, so that the fixed block 701 moves to the top of the first conveyor belt 4. Then, the filter to be detected on the top of the first conveyor belt 4 is intercepted by the cooperation of the fixed block 701 and the clamping member 8, so that the filter enters the groove 704. Then, the telescopic rod 605 moves in the opposite direction, so that the fixed block 701 and the clamping member 8 drive the filter inside the groove 704 to move toward the air guide hole. During the movement of the fixed block 701 and the clamping member 8, the fixed shaft 304 is inserted into the slot 801. As the fixed block 701 continues to move, the clamping member 8 pushes The connecting rod 303 rotates with the torsion spring rod as the center of the circle, and while the connecting rod 303 rotates, the guide block 802 is pushed to slide along the guide groove 703 through the cooperation of the fixed shaft 304 and the slot 801, thereby gradually releasing the limit on the filter, so that the fixed block 701 moves the filter to the top of the air guide hole for placement. After the detection is completed, the rotating rod 101 pushes the filter on the top of the air guide hole to move, so that the tested filter moves to the top of the second conveyor belt 5 for transportation, thereby improving the convenience of the filter detection process. At the same time, the telescopic rod 605 continues to drive the fixed block 701 and the clamping member 8 to move to the top of the first conveyor belt 4 to intercept the filter that needs to be tested, so as to perform an air tightness test again.

[0042] A block 9 is provided inside the through hole 705, and one end of the block 9 is connected to the through hole 705 via a torsion spring rod. When the filter moves to the block 9, the filter pushes the block 9 to rotate outward, so that the filter fits with the groove 704. After the filter fits with the groove 704, the block 9 is reset under the drive of the torsion spring rod, thereby blocking the filter and preventing the filter from slipping out of the groove 704 during movement, thereby ensuring stability during use.

[0043] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and the specification only describe the principles of the utility model. The utility model may be subject to various changes and improvements without departing from the spirit and scope of the utility model. These changes and improvements fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A filter air tightness detection device, characterized in that: include: Workbench (1); A test assembly (2) is arranged outside the workbench (1) and is used to perform air tightness testing on the filter; A test bench (3) is arranged inside the workbench (1) and is used to provide support for the filter; A moving component (6) is arranged outside the workbench (1) and is used to drive the filter to move; A transmission component, arranged outside the workbench (1) and used for transporting the filter; A fixed component (7) is arranged outside the movable component (6) and is used to block the filter; The test bench (3) is arranged inside the workbench (1); a fan-shaped groove (301) is provided on the outside of the test bench (3); a cavity (302) is provided inside the test bench (3); the fan-shaped groove (301) is communicated with the cavity (302); a connecting rod (303) is provided inside the cavity (302); a fixed shaft (304) and a torsion spring rod are provided at both ends of the connecting rod (303); the torsion spring rod is connected to the test bench (3), and the fixed shaft (304) slides inside the fan-shaped groove (301); The moving assembly (6) comprises a connecting block (601), the connecting block (601) being arranged on one side of the workbench (1), a motor (602) being arranged on the outside of the connecting block (601), a sliding groove (604) being arranged on one end of the connecting block (601), a threaded rod (603) being arranged inside the sliding groove (604), and the threaded rod (603) being connected to the output end of the motor (602), a telescopic rod (605) being threadedly connected to the outside of the threaded rod (603), and the telescopic rod (605) sliding inside the sliding groove (604), and a fixing plate (606) being arranged on one side of the telescopic rod (605); The fixing assembly (7) comprises a fixing block (701), the fixing block (701) being connected to a fixing plate (606), a connecting groove (702) being provided on the outside of the fixing block (701), a guiding groove (703) being provided on the inside of the fixing block (701), and the guiding groove (703) being communicated with the connecting groove (702), and a clamping member (8) for clamping the filter being further provided on the inside of the fixing block (701), the clamping member (8) being arranged in the connecting groove. (702) slides inside, a guide block (802) is provided on one side of the clamping member (8), and the guide block (802) slides inside the guide groove (703), a slot (801) is provided on the outside of the clamping member (8), and the slot (801) is adapted to the fixed shaft (304), and a groove (704) and a through hole (705) are provided on one side of the opposite surface of the clamping member (8) and the fixed block (701), and the groove (704) is communicated with the through hole (705).

2. A filter air tightness detection device according to claim 1, characterized in that: A rotating rod (101) is provided on the first plane of the workbench (1), an arc-shaped groove (102) is provided on the outer side of the rotating rod (101), and the first plane is a contact surface with the rotating rod (101).

3. A filter air tightness detection device according to claim 2, characterized in that: The transmission component comprises a first conveyor belt (4) and a second conveyor belt (5), wherein the first conveyor belt (4) and the second conveyor belt (5) are respectively arranged on both sides of the workbench (1).

4. A filter air tightness detection device according to claim 2, characterized in that: The test assembly (2) comprises a fixed frame (201), the fixed frame (201) is connected to the first plane, a moving part (203) is provided on the outside of the fixed frame (201), and a pressure tester (202) is provided at the telescopic end of the moving part (203).

5. The filter air tightness detection device according to claim 1, characterized in that: A stopper (9) is provided inside each of the through holes (705).

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