Airtightness detection tool for magnesium alloy casting part

Abstract

The utility model relates to the technical field of non-ferrous metals, and particularly discloses a magnesium alloy casting part air tightness detection tool which comprises a placing seat, a main body frame, an inflating valve, a first sealing gasket, a mounting frame, a first ejector rod, a first sealing plate, a second ejector rod, a second sealing plate, a fixing assembly, a sealing assembly and a reinforcing assembly. The inflating valve penetrates through the placement seat, the first sealing gasket is arranged on the upper surface of the placement seat, the first ejector rod penetrates through the mounting frame, one end of the first ejector rod is rotationally connected with the first sealing plate, the second ejector rod penetrates through the main body frame and is in threaded fit with the main body frame, and one end of the second ejector rod is rotationally connected with the second sealing plate; and the sealing assembly is arranged on the upper surface of the main body frame, the reinforcing assembly is used for reinforcing the placement seat and the main body frame, and through the arrangement, the tool is convenient to disassemble and assemble, so that the detection efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of nonferrous metals, in particular to an air tightness detection tool for magnesium alloy castings. Background Art

[0002] At present, my country's foundry industry has developed rapidly in the fields of aerospace engines, automobile engines, etc. The airtightness detection of castings will affect the later delivery and use. Therefore, after the casting process is completed, it is necessary to use the casting airtightness detection tooling to perform an airtightness pressure test on the casting to detect whether the casting airtightness detection is qualified.

[0003] However, the existing casting air tightness detection tooling has a complex structure and is not easy to disassemble and assemble, which makes the detection process time-consuming and laborious. Utility Model Content

[0004] The utility model aims to provide a magnesium alloy casting air tightness detection tool, aiming to solve the technical problem in the prior art that the casting air tightness detection tool has a complex structure and is not easy to disassemble and assemble, thus resulting in a time-consuming and laborious detection process.

[0005] To achieve the above-mentioned purpose, the utility model adopts a magnesium alloy casting airtightness detection tool, including a placement seat, a main body frame, a valve, a first sealing gasket, an installation frame, a first push rod, a first sealing plate, a second push rod, a second sealing plate, a fixing component, a sealing component and a reinforcement component, the main body frame is fixedly connected to the upper surface of the placement seat, the valve passes through the placement seat and is fixedly connected to the placement seat, the first sealing gasket is arranged on the upper surface of the placement seat, the installation frame is arranged on the inner side of the main body frame, the first sealing plate is arranged inside the installation frame, the first push rod passes through the installation frame and is threadedly matched with the installation frame, one end of the first push rod is rotatably connected to the first sealing plate, the second push rod passes through the main body frame and is threadedly matched with the main body frame, one end of the second push rod is rotatably connected to the second sealing plate, the fixing component is arranged on the outer side of the placement seat, the sealing component is arranged on the upper surface of the main frame, and the reinforcement component is used to reinforce the placement seat and the main body frame.

[0006] Among them, the fixing assembly includes a first clamping plate, a first screw rod and multiple groups of clamping parts. The first clamping plate is sleeved on the outer side of the placement seat. The first screw rod passes through the first clamping plate and cooperates with the first clamping plate thread. The multiple groups of clamping parts are all arranged on the outer side of the placement seat.

[0007] Wherein, each group of the clamping members includes a second clamping plate and a second screw rod, the second clamping plate is sleeved on the outer side of the placement seat, and the second screw rod passes through the second clamping plate and is threadedly matched with the second clamping plate.

[0008] Among them, the sealing assembly includes multiple third push rods, a third sealing plate, a fourth sealing plate and a fifth sealing plate. The multiple third push rods respectively penetrate the main frame and are respectively threadedly matched with the main frame. The third sealing plate, the fourth sealing plate and the fifth sealing plate are respectively adapted to the corresponding third push rods.

[0009] Among them, the reinforcement assembly includes a mounting plate, a threaded rod and a plurality of nuts. The mounting plate is fixedly connected to the placement seat and is located on the outside of the placement seat. One end of the threaded rod passes through the mounting plate, and the other end of the threaded rod passes through the main frame. The plurality of nuts are all sleeved on the outside of the threaded rod and respectively cooperate with the threads of the threaded rod.

[0010] Among them, the magnesium alloy casting air tightness detection tool also includes a second sealing gasket, a third sealing gasket, a fourth sealing gasket, a fifth sealing gasket and a sixth sealing gasket, the second sealing gasket is fixedly connected to the first sealing plate, the third sealing gasket is fixedly connected to the second sealing plate, the fourth sealing gasket is fixedly connected to the third sealing plate, the fifth sealing gasket is fixedly connected to the fourth sealing plate, and the sixth sealing gasket is fixedly connected to the fifth sealing plate.

[0011] The utility model discloses a magnesium alloy casting air tightness detection tool. When it is used, the casting is placed at a corresponding position on the placement seat according to the structure of the casting, and the bottom opening of the casting is sealed with the placement seat by the first sealing gasket. Then, the main frame is fixed to the placement seat by the reinforcement component. Then, the casting is fixed to the placement seat by the fixing component. Then, the first push rod is rotated. Under the thread cooperation of the installation frame, the first push rod drives the first sealing plate to move, thereby blocking the opening on one side of the casting. Then, the second push rod is rotated. Under the thread cooperation of the main frame, The second push rod drives the second sealing plate to block the opening on the other side of the casting, and then the multiple openings on the top of the casting are blocked respectively through the sealing assembly, and then the placement seat and the main frame are turned over so that the valve mouth faces upward, and then compressed gas is filled into the casting through the valve mouth, and it is checked whether there is any leakage between the various openings of the casting and the tooling. If there is no leakage at the sealing mouth, the assembled tooling can be placed in an airtight medium to check the airtightness of the casting. This method can effectively solve the problem in the prior art that the casting airtightness detection tooling has a complex structure and is not easy to disassemble and assemble, which makes the detection process time-consuming and labor-intensive. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0013] Figure 1 It is a structural schematic diagram of the utility model.

[0014] Figure 2 It is a stereogram of the utility model.

[0015] 101-placement seat, 102-main frame, 103-valve, 104-first sealing gasket, 105-installing frame, 106-first push rod, 107-first sealing plate, 108-second push rod, 109-second sealing plate, 110-first clamping plate, 111-first screw rod, 112-second clamping plate, 113-second screw rod, 114-third push rod, 115-third sealing plate, 116-fourth sealing plate, 117-fifth sealing plate, 118-installing plate, 119-threaded rod, 120-nut, 121-second sealing gasket, 122-third sealing gasket, 123-fourth sealing gasket, 124-fifth sealing gasket, 125-sixth sealing gasket. DETAILED DESCRIPTION

[0016] Embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, but should not be understood as limiting the present invention.

[0017] See also Figure 1 and Figure 2 ,in Figure 1 It is a structural schematic diagram of the utility model. Figure 2 It is a stereogram of the utility model.

[0018] The utility model provides a magnesium alloy casting air tightness detection tool, comprising a placement seat 101, a main frame 102, a valve 103, a first sealing gasket 104, an installation frame 105, a first push rod 106, a first sealing plate 107, a second push rod 108, a second sealing plate 109, a fixing component, a sealing component and a reinforcement component, wherein the main frame 102 is fixedly connected to the upper surface of the placement seat 101, the valve 103 passes through the placement seat 101 and is fixedly connected to the placement seat 101, the first sealing gasket 104 is arranged on the upper surface of the placement seat 101, the installation frame 105 is arranged on the inner side of the main frame 102, and the The first sealing plate 107 is arranged inside the installation frame 105, the first push rod 106 passes through the installation frame 105 and is threadedly matched with the installation frame 105, one end of the first push rod 106 is rotatably connected to the first sealing plate 107, the second push rod 108 passes through the main frame 102 and is threadedly matched with the main frame 102, one end of the second push rod 108 is rotatably connected to the second sealing plate 109, the fixing component is arranged on the outside of the placement seat 101, the sealing component is arranged on the upper surface of the main frame 102, and the reinforcement component is used to reinforce the placement seat 101 and the main frame 102.

[0019] In this embodiment, the casting is placed at a corresponding position on the placement seat 101 according to the structure of the casting, and the bottom opening of the casting is sealed with the placement seat 101 by the first sealing gasket 104, and then the main frame 102 is fixed to the placement seat 101 by the reinforcement component, and then the casting is fixed to the placement seat 101 by the fixing component, and then the first push rod 106 is rotated, and under the threaded cooperation of the installation frame 105, the first push rod 106 drives the first sealing plate 107 to move, thereby blocking the opening on one side of the casting, and then the first push rod 106 is rotated. The second push rod 108, under the threaded cooperation of the main frame 102, the second push rod 108 drives the second sealing plate 109 to block the opening on the other side of the casting, and then the multiple openings on the top of the casting are blocked respectively through the sealing assembly, and then the placement seat 101 and the main frame 102 are turned over so that the valve mouth 103 faces upward, and then compressed gas is filled into the casting through the valve mouth 103, and it is checked whether there is any leakage between the various openings of the casting and the tooling. If there is no leakage at the sealing mouth, the assembled tooling can be placed in an airtight medium to check the airtightness of the casting.

[0020] Furthermore, the fixing assembly includes a first clamping plate 110, a first screw rod 111 and multiple groups of clamping members. The first clamping plate 110 is sleeved on the outer side of the placement seat 101. The first screw rod 111 passes through the first clamping plate 110 and is threadedly engaged with the first clamping plate 110. The multiple groups of clamping members are all arranged on the outer side of the placement seat 101.

[0021] In this embodiment, the first clamping plate 110 is sleeved on the outside of the placement seat 101 and the casting, and then the first screw rod 111 is rotated until one end of the first screw rod 111 abuts against the bottom surface of the placement seat 101, so that the first clamping plate 110 fixes the casting and the placement seat 101.

[0022] Furthermore, each group of the clamping members includes a second clamping plate 112 and a second screw rod 113 . The second clamping plate 112 is sleeved on the outer side of the placement seat 101 . The second screw rod 113 passes through the second clamping plate 112 and is threadedly engaged with the second clamping plate 112 .

[0023] In this embodiment, the second clamping plate 112 is sleeved on the outside of the placement seat 101 and the casting, and then the second screw rod 113 is rotated until one end of the second screw rod 113 abuts against the bottom surface of the placement seat 101, so that the second clamping plate 112 fixes the casting and the placement seat 101.

[0024] Furthermore, the sealing assembly includes a plurality of third push rods 114, a third sealing plate 115, a fourth sealing plate 116 and a fifth sealing plate 117. The plurality of third push rods 114 respectively penetrate the main frame 102 and are respectively threadedly engaged with the main frame 102. The third sealing plate 115, the fourth sealing plate 116 and the fifth sealing plate 117 are respectively adapted to the corresponding third push rods 114.

[0025] In this embodiment, the plurality of third push rods 114 are rotated respectively, and under the threaded cooperation of the main frame 102, the plurality of third push rods 114 respectively drive the third sealing plate 115, the fourth sealing plate 116 and the fifth sealing plate 117 to move downward, thereby blocking the opening at the top of the casting.

[0026] Furthermore, the reinforcement assembly includes a mounting plate 118, a threaded rod 119 and a plurality of nuts 120. The mounting plate 118 is fixedly connected to the placement seat 101 and is located on the outside of the placement seat 101. One end of the threaded rod 119 passes through the mounting plate 118, and the other end of the threaded rod 119 passes through the main frame 102. The plurality of nuts 120 are all sleeved on the outside of the threaded rod 119 and are respectively threadedly engaged with the threaded rod 119.

[0027] In this embodiment, the threaded rod 119 is fixed to the mounting plate 118 and the main frame 102 respectively by a plurality of nuts 120 , so as to reinforce the placement seat 101 and the main frame 102 .

[0028] Furthermore, the magnesium alloy casting air tightness detection tool also includes a second sealing gasket 121, a third sealing gasket 122, a fourth sealing gasket 123, a fifth sealing gasket 124 and a sixth sealing gasket 125, the second sealing gasket 121 is fixedly connected to the first sealing plate 107, the third sealing gasket 122 is fixedly connected to the second sealing plate 109, the fourth sealing gasket 123 is fixedly connected to the third sealing plate 115, the fifth sealing gasket 124 is fixedly connected to the fourth sealing plate 116, and the sixth sealing gasket 125 is fixedly connected to the fifth sealing plate 117.

[0029] In this embodiment, the second sealing gasket 121 is provided so that the first sealing plate 107 seals the opening on the casting, the third sealing gasket 122 is provided so that the second sealing plate 109 seals the opening on the casting, the fourth sealing gasket 123 is provided so that the third sealing plate 115 seals the opening on the casting, the fifth sealing gasket 124 is provided so that the fourth sealing plate 116 seals the opening on the casting, and the sixth sealing gasket 125 is provided so that the fifth sealing plate 117 seals the opening on the casting.

[0030] The beneficial effects of the utility model are as follows: the casting is placed at a corresponding position on the placement seat 101 according to the structure of the casting, and the bottom opening of the casting is sealed with the placement seat 101 by the first sealing gasket 104, and then the threaded rod 119 is fixed to the mounting plate 118 and the main frame 102 respectively by a plurality of nuts 120, so as to reinforce the placement seat 101 and the main frame 102, and then the first clamping plate 110 is sleeved on the outside of the placement seat 101 and the casting, and then the first screw rod 111 is rotated. , until one end of the first screw rod 111 abuts against the bottom surface of the placement seat 101, so that the first clamping plate 110 fixes the casting to the placement seat 101, and then the second clamping plate 112 is sleeved on the outside of the placement seat 101 and the casting, and then the second screw rod 113 is rotated until one end of the second screw rod 113 abuts against the bottom surface of the placement seat 101, so that the second clamping plate 112 fixes the casting to the placement seat 101, and then the first push rod 106 is rotated to the threaded joint of the installation frame 105. The first push rod 106 drives the first sealing plate 107 to move, thereby blocking the opening on one side of the casting, and then the second push rod 108 is rotated. Under the thread cooperation of the main frame 102, the second push rod 108 drives the second sealing plate 109 to block the opening on the other side of the casting, and then the plurality of third push rods 114 are rotated respectively. Under the thread cooperation of the main frame 102, the plurality of third push rods 114 respectively drive the third sealing plate 115, the fourth sealing plate 116 and the fifth sealing plate 117 downward. Move it, thereby blocking the opening at the top of the casting, then turn over the placement seat 101 and the main frame 102, so that the valve mouth 103 faces upward, and then fill the casting with compressed gas through the valve mouth 103, and check whether there is any leakage between the various openings of the casting and the tooling. If there is no leakage at the sealing mouth, the assembled tooling can be placed in an airtight medium to check the airtightness of the casting. This method can effectively solve the problem in the prior art that the casting airtightness detection tooling has a complex structure and is not easy to disassemble and assemble, thereby resulting in a time-consuming and labor-intensive detection process.

[0031] The above disclosure is only a preferred embodiment of the present invention, and certainly cannot be used to limit the scope of rights of the present invention. Ordinary technicians in this field can understand that all or part of the processes of the above embodiment and equivalent changes made according to the claims of the present invention still fall within the scope covered by the utility model.

Claims

1. A gas tightness detection tool for magnesium alloy castings, characterized in that: The valve body is provided with a first sealing plate, a second sealing plate, a second sealing plate, a second sealing plate, a first fixing assembly, a sealing assembly and a reinforcing assembly, wherein the first sealing plate is provided on the first surface of the placing seat, the valve body passes through the placing seat and is fixedly connected to the placing seat, the first sealing plate is provided on the first surface of the placing seat, the mounting frame is provided on the inner side of the main body frame, the first sealing plate is provided on the inside of the mounting frame, the first fixing assembly passes through the mounting frame and is threadedly matched with the mounting frame, one end of the first fixing assembly is rotatably connected with the first sealing plate, the second fixing assembly passes through the main body frame and is threadedly matched with the main body frame, one end of the second fixing assembly is rotatably connected with the second sealing plate, the fixing assembly is provided on the outer side of the placing seat, the sealing assembly is provided on the upper surface of the main body frame, and the reinforcing assembly is used to reinforce the placing seat and the main body frame.

2. The gas tightness detection tool for magnesium alloy castings according to claim 1, characterized in that: The fixing assembly includes a first clamping plate, a first screw rod and multiple groups of clamping members. The first clamping plate is sleeved on the outer side of the placement seat. The first screw rod passes through the first clamping plate and is threadedly engaged with the first clamping plate. The multiple groups of clamping members are all arranged on the outer side of the placement seat.

3. The gas tightness detection tool for magnesium alloy castings according to claim 2, characterized in that: Each group of the clamping members includes a second clamping plate and a second screw rod. The second clamping plate is sleeved on the outer side of the placement seat. The second screw rod passes through the second clamping plate and is threadedly matched with the second clamping plate.

4. The gas tightness detection tool for magnesium alloy castings according to claim 3, characterized in that: The sealing assembly includes a plurality of third push rods, a third sealing plate, a fourth sealing plate and a fifth sealing plate. The plurality of third push rods respectively penetrate the main frame and are respectively threadedly engaged with the main frame. The third sealing plate, the fourth sealing plate and the fifth sealing plate are respectively adapted to the corresponding third push rods.

5. The gas tightness detection tool for magnesium alloy castings according to claim 4, characterized in that: The reinforcement assembly includes a mounting plate, a threaded rod and a plurality of nuts. The mounting plate is fixedly connected to the placement seat and is located on the outside of the placement seat. One end of the threaded rod passes through the mounting plate, and the other end of the threaded rod passes through the main frame. The plurality of nuts are all sleeved on the outside of the threaded rod and respectively cooperate with the threads of the threaded rod.

6. The gas tightness detection tool for magnesium alloy castings according to claim 5, characterized in that: The magnesium alloy casting air tightness detection tool also includes a second sealing gasket, a third sealing gasket, a fourth sealing gasket, a fifth sealing gasket and a sixth sealing gasket. The second sealing gasket is fixedly connected to the first sealing plate, the third sealing gasket is fixedly connected to the second sealing plate, the fourth sealing gasket is fixedly connected to the third sealing plate, the fifth sealing gasket is fixedly connected to the fourth sealing plate, and the sixth sealing gasket is fixedly connected to the fifth sealing plate.

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