Auxiliary tool for air tightness detection

Abstract

The utility model belongs to the technical field of air tightness detection, and discloses an auxiliary tool for air tightness detection, which is characterized in that a lifting device is mounted on a main frame, a pressing device is mounted at the lifting end of the lifting device through a lifting plate, a transferring device is mounted on a bearing platform, and the bearing platform is fixedly connected with the lifting plate through a plurality of connecting columns; the lifting plate is installed on the main frame, the lifting plate moves up and down along with the lifting plate, the transferring device is installed on the bearing platform, the product platform is installed on the transferring device and horizontally moves along with the transferring device, the pressing device is located over the product platform and used for pressing a product placed on the product platform, and the pressure testing water tank is arranged at the bottom of the main frame and located under the bearing platform. The automatic clamping device is simple in structure and convenient to operate, conveying and automatic clamping of the to-be-tested product can be achieved, manual operation is reduced, and the working efficiency and the product testing stability can be improved.

Description

Technical Field

[0001] The utility model belongs to the field of air tightness detection, in particular to an auxiliary tooling for air tightness detection. Background Art

[0002] With the advancement of science and technology and the development of industrialization, more and more products need to work under specific environmental conditions, such as high pressure, low temperature, humidity, etc. In these environments, the airtightness of the product is particularly important because it is directly related to the performance, life of the product and the safety of the user.

[0003] In the field of traditional product air tightness testing, the testing process usually relies on manual operation, and simple tooling is generally used to place the product to be tested in a water pressure test box for testing. However, the inherent variability of manual operation may have an adverse effect on the repeatability of the test, resulting in instability in the test results, which in turn affects the accurate evaluation of the product's air tightness performance. In addition, since the inside of the product is usually filled with high-pressure gas, this increases the safety risk during the operation. Therefore, this manual-dependent testing method has defects such as operational complexity, low efficiency, and insufficient accuracy, and it is difficult to meet the high standards of modern industrial production for product quality and testing efficiency. Utility Model Content

[0004] In order to solve the problems existing in the prior art, the utility model discloses an auxiliary tooling for air tightness detection, which has a simple structure and is easy to operate. It can realize the transmission and automatic clamping of the product to be tested, reduces manual operation, and is conducive to improving work efficiency and product testing stability.

[0005] The specific technical solution of the utility model is as follows:

[0006] An auxiliary tooling for air tightness testing, comprising a main frame, a lifting device, a clamping device, a transfer device, a product platform, a bearing platform and a pressure test water tank, wherein the lifting device is installed on the main frame, the clamping device is installed on the lifting end of the lifting device through a lifting plate, the transfer device is installed on the bearing platform, and the bearing platform is fixedly connected to the lifting plate through a plurality of connecting columns and moves up and down with the lifting plate, the transfer device is installed on the bearing platform, the product platform is installed on the transfer device and moves horizontally with the transfer device, the clamping device is located directly above the product platform and is used to clamp the product placed on the product platform, and the pressure test water tank is arranged at the bottom of the main frame and is located directly below the bearing platform.

[0007] Preferably, the lifting device includes a plurality of lifting cylinders, a plurality of lifting guide columns and a lifting plate, a plurality of the lifting cylinders are installed on the top of the main frame through the top plate, and the lifting ends of the lifting cylinders are vertically downwardly connected to the top surface of the lifting plate, a plurality of the lifting guide columns are vertically installed between the top plate and the lifting plate, and the top ends of the lifting guide columns are fixedly connected to the top plate, the lifting guide columns are relatively slidably connected to the lifting plate, and the lifting plate moves up and down along the lifting guide columns.

[0008] Preferably, the clamping device includes a clamping cylinder, a clamping plate and a plurality of clamping guide pillars, the clamping cylinder is installed on the top surface of the lifting plate, the clamping drive end of the clamping cylinder vertically passes through the lifting plate downward and is connected to the clamping plate, a plurality of clamping guide pillars are installed between the lifting plate and the clamping plate, and one end of the clamping guide pillar is fixedly connected to the lifting plate, and the other end is relatively slidably connected to the clamping plate, and the clamping plate moves up and down along the clamping guide pillar.

[0009] Preferably, the transfer device includes a plurality of sliding wheels and two guide rails, the two guide rails are installed parallel to each other on the carrying platform, a plurality of the sliding wheels are fixedly installed at the bottom of the product platform, and the sliding wheels are installed in cooperation with the guide rails.

[0010] Preferably, both ends of each guide rail are provided with limit blocks for limiting the stop position of the sliding wheel.

[0011] Preferably, there are two groups of lifting cylinders, which are symmetrically installed on the top of the main frame.

[0012] Beneficial effects: The utility model discloses an auxiliary tooling for air tightness detection, which has the following advantages:

[0013] (1) The utility model uses a lifting device to achieve the up and down displacement of the product, so as to take out and place the product in the pressure test water tank, and at the same time uses a clamping device to fix the position of the product, which is beneficial to ensure that the product maintains position stability during the test process and is beneficial to improving the accuracy of air tightness detection.

[0014] (1) The utility model utilizes a guide rail transfer device to transport products, thereby changing the loading and unloading positions of products, avoiding the space limitation of the main frame that affects the placement and removal of products, and is conducive to improving the convenience of operation.

[0015] (3) In the present invention, the limit block is used to realize the rapid positioning of the product platform during the movement process, which improves the convenience of the mobile operation on the one hand, and improves the accuracy of the position positioning on the other hand, which is conducive to improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1This is the overall structural design intention of this embodiment 1;

[0017] Figure 2 The local structure design of this example 1 Figure 1 (Part of the test pressure water tank is omitted);

[0018] Figure 3 The local structure design of this example 1 Figure 1 (Part of the test pressure water tank is omitted);

[0019] In the figure: main frame 1, top plate 1-1, lifting device 2, lifting plate 2-1, lifting cylinder 2-2, lifting guide column 2-3, clamping device 3, clamping cylinder 3-1, clamping plate 3-2, clamping guide column 3-3, transfer device 4, sliding wheel 4-1, guide rail 4-2, limit block 4-3, product platform 5, bearing platform 6, pressure test water tank 7, connecting column 8, hydraulic station 9. DETAILED DESCRIPTION

[0020] Several improvements and modifications are made to the present invention in conjunction with the accompanying drawings, and these improvements and modifications should also be regarded as within the protection scope of the present invention. Example 1

[0021] like Figure 1-3 As shown, an auxiliary tooling for air tightness testing includes a main frame 1, a lifting device 2, a clamping device 3, a transfer device 4, a product platform 5, a bearing platform 6 and a pressure test water tank 7, wherein the lifting device 2 is installed on the main frame 1, the clamping device 3 is installed on the lifting end of the lifting device 2 through a lifting plate 2-1, the transfer device 4 is installed on the bearing platform 6, and the bearing platform 6 is fixedly connected to the lifting plate 2-1 through a plurality of connecting columns 8, and moves up and down with the lifting plate 2-1, the transfer device 4 is installed on the bearing platform 6, the product platform 5 is installed on the transfer device 4, and moves horizontally with the transfer device 4, the clamping device 3 is located directly above the product platform 5, and is used to clamp the product placed on the product platform 5, and the pressure test water tank 7 is arranged at the bottom of the main frame 1 and is located directly below the bearing platform 6.

[0022] In this embodiment 1, the lifting device 2 includes a plurality of lifting cylinders 2-2, a plurality of lifting guide columns 2-3 and a lifting plate 2-1. A plurality of the lifting cylinders 2-2 are installed on the top of the main frame 1 through the top plate 1-1, and the lifting ends of the lifting cylinders 2-2 are vertically downwardly connected to the top surface of the lifting plate 2-1. A plurality of the lifting guide columns 2-3 are vertically installed between the top plate 1-1 and the lifting plate 2-1, and the top ends of the lifting guide columns 2-3 are fixedly connected to the top plate 1-1. The lifting guide columns 2-3 are relatively slidably connected to the lifting plate 2-1, and the lifting plate 2-1 moves up and down along the lifting guide columns 2-3.

[0023] In this embodiment 1, the clamping device 3 includes a clamping cylinder 3-1, a clamping plate 3-2 and a plurality of clamping guide pillars 3-3. The clamping cylinder 3-1 is installed on the top surface of the lifting plate 2-1. The clamping driving end of the clamping cylinder 3-1 vertically passes through the lifting plate 2-1 downward and is connected to the clamping plate 3-2. A plurality of clamping guide pillars 3-3 are installed between the lifting plate 2-1 and the clamping plate 3-2. One end of the clamping guide pillar 3-3 is fixedly connected to the lifting plate 2-1, and the other end is relatively slidably connected to the clamping plate 3-2. The clamping plate 3-2 moves up and down along the clamping guide pillar 3-3.

[0024] Preferably, the transfer device 4 includes a plurality of sliding wheels 4-1 and two guide rails 4-2, the two guide rails 4-2 are installed parallel to each other on the carrying platform 6, and the plurality of sliding wheels 4-1 are fixedly installed at the bottom of the product platform 5, and the sliding wheels 4-1 are installed in cooperation with the guide rails 4-2.

[0025] In the present embodiment 1, both ends of each guide rail 4-2 are provided with a limit block 4-3, which is used to limit the stop position of the sliding wheel 4-1, thereby realizing the movement limit of the product platform 5. In the utility model, by providing the limit blocks 4-3 at both ends of the guide rail 4-2, one end limits the detection position of the product platform 5, which is located directly below the clamping device 3, and the other end limits the upper and lower material positions of the product platform 5, which is located at the extension end of the guide rail 4-2.

[0026] In this embodiment 1, there are two groups of lifting cylinders 2-2, which are symmetrically installed on the top of the main frame 1. In the utility model, the lifting cylinders can also be replaced by existing driving devices with lifting functions such as lifting cylinders and lifting motors according to actual needs.

[0027] In this embodiment 1, the number of connecting columns 8 is 4, and they are evenly arranged between the bearing platform 6 and the lifting plate 2-1; the number of lifting guide columns 2-3 is 4, and they are evenly arranged between the top plate 1-1 and the lifting plate 2-1; the number of pressing guide columns 3-3 is 2, and they are all arranged between the lifting plate 2-1 and the pressing plate 3-2. In the present utility model, the number of connecting columns 8, lifting guide columns 2-3 and pressing guide columns 3-3 can be selected by those skilled in the art according to actual needs.

[0028] The lifting cylinder and the pressing cylinder in the present invention are respectively connected to the hydraulic station 9 arranged on one side of the device for control and driving, which belongs to conventional technical means, so they are not described in detail.

[0029] The working principle of the utility model is as follows:

[0030] First, the auxiliary tooling is in the initial state. At this time, the product platform 5 is located at the upper and lower material positions. The staff can place the product to be tested on the product platform 5, and then the staff manually pushes the product platform 5 to move along the guide rail 4-2 to the detection position. At this time, the product to be tested is located directly below the clamping device. Then the clamping cylinder 3-1 is controlled to work, driving the clamping plate 3-2 to move downward along the clamping guide column 3-3 until the product to be tested is clamped. Next, the lifting cylinder 2-2 is controlled to work, driving the lifting plate 2-1 to move downward along the lifting guide column 2-3, and driving the product installed on the bearing platform 6 to move downward to the pressure test water tank through the connecting column 8 to complete the air tightness test. After the air tightness test is completed, the lifting cylinder 2-2 is controlled to work, driving the product platform 5 on the bearing platform 6 to move upward and leave the pressure test water tank, and then the clamping device 3 is controlled to work so that the clamping plate 3-2 moves upward to release the product, and finally the product platform 5 is pushed to move along the guide rail 4-2 to the upper and lower material positions, so that the workers can take out the product.

[0031] The above is only an explanation of the utility model and is a preferred embodiment of the utility model. It should be pointed out that ordinary technicians in this technical field can make some improvements and modifications without departing from the utility model, and these improvements and modifications should also be regarded as the protection scope of the utility model.

Claims

1. An auxiliary tooling for air tightness detection, characterized in that: It includes a main frame, a lifting device, a clamping device, a transfer device, a product platform, a load-bearing platform and a pressure test water tank, wherein the lifting device is installed on the main frame, the clamping device is installed on the lifting end of the lifting device through a lifting plate, the transfer device is installed on the load-bearing platform, and the load-bearing platform is fixedly connected to the lifting plate through a plurality of connecting columns and moves up and down with the lifting plate, the product platform is installed on the transfer device and moves horizontally with the transfer device, the clamping device is located directly above the product platform and is used to clamp the product placed on the product platform, and the pressure test water tank is arranged at the bottom of the main frame and directly below the load-bearing platform.

2. The auxiliary tooling for air tightness detection according to claim 1, characterized in that: The lifting device includes a plurality of lifting cylinders, a plurality of lifting guide columns and a lifting plate. The plurality of lifting cylinders are installed on the top of the main frame through the top plate, and the lifting ends of the lifting cylinders are vertically downwardly connected to the top surface of the lifting plate. The plurality of lifting guide columns are vertically installed between the top plate and the lifting plate, and the top ends of the lifting guide columns are fixedly connected to the top plate. The lifting guide columns are connected to the lifting plate in a relatively slidable manner, and the lifting plate moves up and down along the lifting guide columns.

3. The auxiliary tooling for air tightness detection according to claim 1, characterized in that: The clamping device includes a clamping cylinder, a clamping plate and a plurality of clamping guide pillars. The clamping cylinder is installed on the top surface of the lifting plate. The clamping drive end of the clamping cylinder vertically passes through the lifting plate downward and is connected to the clamping plate. A plurality of clamping guide pillars are installed between the lifting plate and the clamping plate. One end of the clamping guide pillar is fixedly connected to the lifting plate, and the other end is relatively slidably connected to the clamping plate. The clamping plate moves up and down along the clamping guide pillar.

4. The auxiliary tooling for air tightness detection according to claim 1, characterized in that: The transfer device includes a plurality of sliding wheels and two guide rails. The two guide rails are installed on the carrying platform in parallel with each other. The plurality of sliding wheels are fixedly installed on the bottom of the product platform. The sliding wheels are installed in cooperation with the guide rails.

5. The auxiliary tooling for air tightness detection according to claim 4, characterized in that: Both ends of each guide rail are provided with limit blocks for limiting the stop position of the sliding wheel.

6. The auxiliary tooling for air tightness detection according to claim 2, characterized in that: There are two groups of lifting cylinders, which are symmetrically installed on the top of the main frame.

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