Motor airtightness detection equipment

Abstract

The utility model relates to the technical field of air tightness detection equipment, and discloses motor air tightness detection equipment, which solves the problem of poor use effect of the existing motor air tightness detection equipment, and comprises an air tightness detection controller and an air tightness detection mechanism which are connected through a flexible air pipe. The auxiliary feeding and discharging mechanism is arranged at the bottom end of the front face of the airtightness detection mechanism, the airtightness detection mechanism is composed of a supporting frame, a positioning lower die, a hydraulic telescopic rod and a detection upper die assembly, and the detection upper die assembly is composed of a limiting supporting plate, a hanging bracket, an upper die sleeve and an L-shaped air pipe; the limiting supporting plate is fixedly connected to the bottom end of the hanging bracket, the upper die sleeve penetrates through the limiting supporting plate and is fixedly connected with the limiting supporting plate, and the L-shaped air pipe is connected between the upper die sleeve and the flexible air pipe and penetrates through the hanging bracket. Through the detection equipment, the air tightness of the motor can be rapidly detected, and the detection efficiency and accuracy are improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of airtightness detection equipment, in particular to an airtightness detection equipment for a motor. Background Art

[0002] After the motor is produced and assembled, it needs to be tested for air tightness to determine the sealing performance of the motor, especially the sealing of the connection between the motor front cover and the motor housing, and the sealing of the connection between the motor main shaft and the motor front cover. In the conventional method, the front cover of the assembled motor is partially immersed in water, and the air tightness of the electrode is determined by observing whether there are bubbles. There are often bubbles attached to the surface of the front cover, and the inspection workers will mistakenly think that there are no bubbles, resulting in an error in the air tightness judgment. Moreover, when the air tightness is not good, water will enter the motor, increasing the difficulty of subsequent maintenance. Therefore, the present application proposes a motor air tightness detection device. Utility Model Content

[0003] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a motor airtightness detection device, which effectively solves the problem that the existing motor airtightness detection device has poor performance.

[0004] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a motor air tightness detection device, comprising an air tightness detection controller and an air tightness detection mechanism, wherein the air tightness detection mechanism is connected to the air tightness detection controller through a flexible air pipe, and an auxiliary feeding and discharging mechanism is provided at the bottom end of the front face of the air tightness detection mechanism, and the air tightness detection mechanism is composed of a support frame, a positioning lower mold, a hydraulic telescopic rod and a detection upper mold assembly, the positioning lower mold is fixedly connected to the middle position of the bottom end of the support frame, the hydraulic telescopic rod is inserted and connected to the middle position of the top end of the support frame, the detection upper mold assembly is located at the top end of the support frame and is connected to the hydraulic telescopic rod and the flexible air pipe, the detection upper mold assembly is composed of a limiting support plate, a hanger, an upper mold sleeve and an L-shaped air pipe, the hanger is fixedly connected to the bottom end of the hydraulic telescopic rod, the limiting support plate is fixedly connected to the bottom end of the hanger, the upper mold sleeve is inserted in the limiting support plate and fixedly connected to it, and the L-shaped air pipe is connected between the upper mold sleeve and the flexible air pipe and inserted through the hanger.

[0005] Preferably, a sealing ring is fixedly provided on the side of the bottom end of the upper mold sleeve.

[0006] Preferably, both ends of the limiting support plate are fixedly provided with limiting blocks, and both sides of the support frame are provided with limiting vertical grooves matching the limiting blocks.

[0007] Preferably, the auxiliary feeding and discharging mechanism is composed of a hydraulic telescopic rod 2, a U-shaped support frame, a U-shaped support frame, a first strip conveyor belt, a first servo motor, a second strip conveyor belt and a second servo motor. The U-shaped support frame is fixedly connected to the top of the hydraulic telescopic rod 2, the U-shaped support frame is fixedly connected to the top of the U-shaped support frame, the first strip conveyor belt and the second strip conveyor belt are respectively connected to the tops on both sides of the inside of the U-shaped support frame, the first servo motor and the second servo motor are respectively fixedly connected to both sides of one end of the U-shaped support frame, and the first servo motor and the second servo motor are respectively connected to the first strip conveyor belt and the second strip conveyor belt.

[0008] Preferably, a rubber buffer gasket is fixedly provided at one end inside the U-shaped support frame.

[0009] Compared with the prior art, the beneficial effects of the present invention are:

[0010] (1) During operation, by providing an airtightness detection controller and an airtightness detection mechanism consisting of a support frame, a positioning lower mold, a hydraulic telescopic rod and an upper mold assembly, the airtightness of the motor can be quickly detected, thereby improving the detection efficiency and detection accuracy;

[0011] (2) By setting up an auxiliary feeding and discharging mechanism consisting of a second hydraulic telescopic rod, a U-shaped support frame, a U-shaped support frame, a first strip conveyor belt, a first servo motor, a second strip conveyor belt and a second servo motor, the motor can be assisted in feeding and discharging materials without the need to manually connect the motor to the positioning lower mold, thereby reducing the work intensity and effectively ensuring the safety of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation to the present invention.

[0013] In the attached figure:

[0014] Figure 1 This is a schematic diagram of the structure of the motor air tightness detection equipment of the utility model;

[0015] Figure 2 This is a schematic diagram of the partial structure of the motor air tightness detection equipment of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the upper mold assembly for detecting the utility model;

[0017] Figure 4 This is a schematic diagram of the auxiliary feeding and discharging mechanism structure of the utility model;

[0018] In the figure: 1. Airtightness detection controller; 2. Airtightness detection mechanism; 3. Flexible air pipe; 4. Auxiliary feeding and discharging mechanism; 5. Support frame; 6. Positioning lower mold; 7. Hydraulic telescopic rod; 8. Detection of upper mold assembly; 9. Limit support plate; 10. Hanger; 11. Upper mold sleeve; 12. L-shaped air pipe; 13. Sealing ring; 14. Limit block; 15. Limit vertical groove; 16. Hydraulic telescopic rod II; 17. U-shaped support frame; 18. U-shaped support frame; 19. First strip conveyor belt; 20. First servo motor; 21. Second strip conveyor belt; 22. Second servo motor; 23. Rubber buffer gasket. DETAILED DESCRIPTION

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

[0020] Depend on Figures 1 to 3 The utility model provides a motor air tightness detection device, including an air tightness detection controller 1 and an air tightness detection mechanism 2. The air tightness detection mechanism 2 is connected to the air tightness detection controller 1 through a flexible air pipe 3. The bottom end of the front of the air tightness detection mechanism 2 is provided with an auxiliary feeding and discharging mechanism 4. The air tightness detection mechanism 2 is composed of a support frame 5, a positioning lower mold 6, a hydraulic telescopic rod 7 and a detection upper mold assembly 8. The positioning lower mold 6 is fixedly connected to the middle position of the bottom end of the support frame 5. The hydraulic telescopic rod 7 is inserted and connected to the middle position of the top end of the support frame 5. The detection upper mold assembly 8 is located at the top end of the support frame 5 and is connected to the hydraulic telescopic rod 7 and the flexible The air pipe 3 is connected, and the upper mold assembly 8 is composed of a limit support plate 9, a hanger 10, an upper mold sleeve 11 and an L-shaped air pipe 12. The hanger 10 is fixedly connected to the bottom end of the hydraulic telescopic rod 7, the limit support plate 9 is fixedly connected to the bottom end of the hanger 10, the upper mold sleeve 11 is inserted into the limit support plate 9 and fixedly connected thereto, the L-shaped air pipe 12 is connected between the upper mold sleeve 11 and the flexible air pipe 3 and inserted into the hanger 10, and a sealing ring 13 is fixedly provided on the side of the bottom end of the upper mold sleeve 11. Limit blocks 14 are fixedly provided at both ends of the limit support plate 9, and limit vertical grooves 15 matching the limit blocks 14 are opened on both sides of the support frame 5;

[0021] When in use, the motor is placed inside the positioning lower mold 6, and the hydraulic telescopic rod 7 is started. The hydraulic telescopic rod 7 drives the hanger 10 and the limit support plate 9 to move downward, so that the upper mold sleeve 11 is fitted with the end face of the motor housing, and the sealing ring 13 can improve the connection sealing. At this time, the motor end cover and the motor main shaft are located inside the upper mold sleeve 11, and gas is sent into the interior of the upper mold sleeve 11 through the airtight detection controller 1, the flexible air pipe 3 and the L-shaped air pipe 12, and then a constant pressure test is performed to judge whether the air tightness of the motor is good. If the air supply of the airtight detection controller 1 increases, it means that gas has entered the motor. At this time, it can be judged that there is a problem with the air tightness of the motor.

[0022] Depend on Figure 1 and Figure 4 It is given that the auxiliary feeding and discharging mechanism 4 is composed of a hydraulic telescopic rod 2 16, a U-shaped support frame 17, a U-shaped support frame 18, a first strip conveyor belt 19, a first servo motor 20, a second strip conveyor belt 21 and a second servo motor 22. The U-shaped support frame 17 is fixedly connected to the top of the hydraulic telescopic rod 2 16, the U-shaped support frame 18 is fixedly connected to the top of the U-shaped support frame 17, the first strip conveyor belt 19 and the second strip conveyor belt 21 are respectively connected to the tops on both sides of the inside of the U-shaped support frame 18, the first servo motor 20 and the second servo motor 22 are respectively fixedly connected to both sides of one end of the U-shaped support frame 18, the first servo motor 20 and the second servo motor 22 are respectively connected to the first strip conveyor belt 19 and the second strip conveyor belt 21, and a rubber buffer gasket 23 is fixedly provided at one end of the inside of the U-shaped support frame 18;

[0023] When loading the motor, the motor is placed at the top of the first strip conveyor belt 19 and the second strip conveyor belt 21, and the first servo motor 20 and the second servo motor 22 respectively drive the first strip conveyor belt 19 and the second strip conveyor belt 21 to rotate synchronously, and the motor is transported to the top of the positioning lower mold 6, and the hydraulic telescopic rod 16 contracts to move the motor downward and move it to the inside of the positioning lower mold 6. After the inspection is completed, the motor can be removed from the inside of the positioning lower mold 6, thereby reducing the labor intensity of the staff and improving the safety of the staff's operation.

[0024] During operation, by providing an airtight detection controller and an airtight detection mechanism consisting of a support frame, a positioning lower mold, a hydraulic telescopic rod and a detection upper mold assembly, the airtightness of the motor can be quickly detected, thereby improving the detection efficiency and detection accuracy; by providing an auxiliary feeding and discharging mechanism consisting of a second hydraulic telescopic rod, a U-shaped support frame, a U-shaped support frame, a first strip conveyor belt, a first servo motor, a second strip conveyor belt and a second servo motor, auxiliary feeding and discharging of the motor can be achieved, without the need to manually connect the motor to the positioning lower mold, thereby reducing the work intensity and effectively ensuring the safety of the staff.

Claims

1. A motor airtightness detection device, comprising an airtightness detection controller (1) and an airtightness detection mechanism (2), characterized in that: The airtightness detection mechanism (2) is connected to the airtightness detection controller (1) via a flexible air pipe (3). An auxiliary feeding and discharging mechanism (4) is provided at the bottom end of the front face of the airtightness detection mechanism (2). The airtightness detection mechanism (2) is composed of a support frame (5), a positioning lower die (6), a hydraulic telescopic rod (7) and a detection upper die assembly (8). The positioning lower die (6) is fixedly connected to the middle position of the bottom end of the support frame (5). The hydraulic telescopic rod (7) is inserted and connected to the middle position of the top end of the support frame (5). The detection upper die assembly (8) is located on the support frame (5). The top end of the interior is connected to the hydraulic telescopic rod (7) and the flexible air pipe (3); the detection upper mold assembly (8) is composed of a limit support plate (9), a hanger (10), an upper mold sleeve (11) and an L-shaped air pipe (12); the hanger (10) is fixedly connected to the bottom end of the hydraulic telescopic rod (7); the limit support plate (9) is fixedly connected to the bottom end of the hanger (10); the upper mold sleeve (11) is inserted into the limit support plate (9) and fixedly connected thereto; the L-shaped air pipe (12) is connected between the upper mold sleeve (11) and the flexible air pipe (3) and inserted into the hanger (10).

2. The motor airtightness detection device according to claim 1, characterized in that: A sealing ring (13) is fixedly provided on the side of the bottom end of the upper mold sleeve (11).

3. The motor airtightness detection device according to claim 1, characterized in that: Both ends of the position-limiting support plate (9) are fixedly provided with position-limiting blocks (14), and both sides of the support frame (5) are provided with position-limiting vertical grooves (15) that match the position-limiting blocks (14).

4. The motor airtightness detection device according to claim 1, characterized in that: The auxiliary feeding and discharging mechanism (4) is composed of a second hydraulic telescopic rod (16), a U-shaped support frame (17), a U-shaped support frame (18), a first strip conveyor belt (19), a first servo motor (20), a second strip conveyor belt (21) and a second servo motor (22). The U-shaped support frame (17) is fixedly connected to the top of the second hydraulic telescopic rod (16), the U-shaped support frame (18) is fixedly connected to the top of the U-shaped support frame (17), the first strip conveyor belt (19) and the second strip conveyor belt (21) are respectively connected to the tops of both sides of the inside of the U-shaped support frame (18), the first servo motor (20) and the second servo motor (22) are respectively fixedly connected to both sides of one end of the U-shaped support frame (18), and the first servo motor (20) and the second servo motor (22) are respectively connected to the first strip conveyor belt (19) and the second strip conveyor belt (21).

5. The motor airtightness detection device according to claim 4, characterized in that: A rubber buffer gasket (23) is fixedly provided at one end inside the U-shaped support frame (18).

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