CN210322109U - Plug moment testing device - Google Patents

Abstract

The utility model relates to a testing arrangement technical field especially relates to a plug moment testing arrangement, comprising a base plate, be equipped with the vertical branch of locating perpendicularly on the bottom plate, the upper end of branch is equipped with the horizontal balance arm that articulates on branch, the one end of balance arm is equipped with the first balancing weight of cunning locating on the balance arm, and its other end is equipped with the cunning and locates the second balancing weight that is used for adjusting the balance arm parallel on the balance arm, lie in on the branch with the hinged end of balance arm is equipped with but relative support pivoted spirit level, the rear end of branch be equipped with the spirit level links to each other and rotates along with it and is used for inserting the test socket who establishes the plug. The plug torque testing device is simple in structure, good in sensitivity, attractive in appearance and convenient to adjust, and unqualified power plugs can be prevented from flowing into the market.

Description

Plug moment testing device

[ technical field ] A method for producing a semiconductor device

The application relates to the technical field of testing devices, in particular to a plug torque testing device.

[ background of the invention ]

The plug torque test is a very necessary quality inspection link of the direct-insertion type power plug in the production process, the test plug is usually inserted into an output socket, the test plug can generate torque on the output socket due to the action of gravity, the torque generated by the power plug is generally required to be not more than 0.25Nm in order to ensure that the power plug cannot damage the socket, and the power plug needs to be tested in the production process in order to enable the power plug leaving a factory to meet the requirement. The traditional test mode is mostly manual or automatic test, the manual operation precision is low, and especially a torque wrench is often required to be adjusted; the automated testing is too expensive and the manufacturing cost is too high, so that the two devices are difficult to meet the effective requirements of people.

[ summary of the invention ]

To prior art's not enough, this application provides a simple structure, and the device sensitivity is good, and is pleasing to the eye in appearance, adjusts convenient plug moment testing arrangement.

The technical scheme adopted for solving the technical problem is as follows:

plug moment testing arrangement, comprising a base plate, be equipped with the vertical branch of locating perpendicularly on the bottom plate, the upper end of branch is equipped with the horizontal balance arm that articulates on branch, the one end of balance arm is equipped with the first balancing weight of cunning locating on the balance arm, and its other end is equipped with the second balancing weight that cunning is located on the balance arm and is used for adjusting the balance arm parallel, lie in on the branch with the hinged end of balance arm is equipped with support pivoted spirit level relatively, the rear end of branch be equipped with the spirit level link to each other and rotate along with it and be used for inserting the test socket who establishes the plug.

According to the plug moment testing device, the balance arm comprises the connecting rod and the scale connected with the connecting rod, the first balancing weight is arranged on the connecting rod in a sliding mode, and the second balancing weight is arranged on the scale in a sliding mode.

According to the plug moment testing device, the hinged ends of the balance arm and the supporting rod are located on the connecting rod, and the level gauge is fixedly connected with the connecting rod.

According to the plug moment testing device, the upper end of the first balancing weight is provided with the locking screw for locking the first balancing weight and the connecting rod.

According to the plug moment testing device, the first balancing weight is a balance adjusting weight, and the second balancing weight is a testing weight.

According to the plug torque testing device, the scale is provided with the scale marks for displaying the length of the force arm when the balance arm is parallel.

According to the plug torque testing device, the top end of the supporting rod is provided with the fixing block, and the fixing block is provided with the adjusting screw which penetrates through the fixing block and is connected with the balance arm to adjust the tightness of the balance arm and the supporting rod.

According to the plug torque testing device, supporting legs are further arranged at 4 corners of the bottom plate and comprise adjusting screws, nuts and supporting pieces, the supporting pieces are located below the bottom plate, and the lower ends of the adjusting screws penetrate through the nuts arranged on the upper surface of the bottom plate and then are connected with the supporting pieces.

Compared with the prior art, the balance arm has the advantages that whether the balance arm is horizontal or not is judged by observing whether the level meter on the balance arm is horizontal or not (the horizontal bubble is in a horizontal state at the middle position), if so, the inserting and combining surface of the output socket is in a vertical position, and if not, the balance arm is finely adjusted. Because the output socket is fixedly connected with the balance arm, a power plug is inserted, the scale is not in a horizontal position after being subjected to the action of the gravity of the test sample, the balance test weight is moved towards the starting point of the scale until the balance arm is horizontal, the moving distance of the test weight on the scale is read, and the weight of the weight is multiplied, so that the moment applied to the output socket by the test sample is obtained, the structure is simple, the device has good sensitivity and attractive appearance, and the unqualified power plug can be prevented from flowing into the market by being adjusted.

[ description of the drawings ]

FIG. 1 is a schematic structural diagram of a plug torque testing device of the present application;

fig. 2 is a side view of the plug torque testing apparatus of the present application.

[ detailed description ] embodiments

The present application will be further described with reference to the following drawings and specific embodiments.

Please refer to fig. 1 and fig. 2, a plug torque testing device includes a bottom plate 1, a vertical supporting rod 2 vertically arranged on the bottom plate is arranged on the bottom plate 1, a horizontal balance arm 3 hinged on the supporting rod is arranged at the upper end of the supporting rod, a first balancing weight 4 arranged on the balance arm in a sliding manner is arranged at one end of the balance arm 3, a second balancing weight 5 arranged on the balance arm in a sliding manner and used for adjusting the balance arm to be parallel is arranged at the other end of the balance arm, a level gauge 6 capable of rotating relative to a support is arranged at the hinged end of the supporting rod 2 and the balance arm 3, and a testing socket 7 connected with the level gauge 6 and rotating along with the level gauge for inserting a plug is arranged at the rear end of the supporting rod 2.

Specifically, balance arm 3 include connecting rod 31 and with the scale 32 that the connecting rod links to each other, first balancing weight 4 cunning is located on the connecting rod 31, second balancing weight 5 cunning is located on the scale 32, balance arm 3 with the hinged end of branch 2 is located on the connecting rod 31, spirit level 6 with connecting rod 31 fixed connection. Scale 32 can dismantle with connecting rod 31 and be connected, the scale of the quick replacement damage of being convenient for, thereby the hinged end is located the connecting rod and makes connecting rod branch relatively rotate and drive the spirit level and rotate, and whether the spirit level is located the hinged end of connecting rod and branch and is convenient for observe the spirit level (the level bubble is in the horizontality at the intermediate position), thereby judge whether inserting of test socket closes the face and is in vertical position, simple structure.

In this embodiment, the first balancing weight 4 is a balance adjusting weight, and the second balancing weight 5 is a testing weight. The balance adjusting weight is 5N, the testing weights are 1N, 1.25N and 2.5N respectively, the testing weights can be replaced according to the weights of different samples to be tested, and the operation is flexible. The upper end of the balance adjusting weight is provided with a locking screw 40 used for locking the adjusting weight and the connecting rod, so that the position of the adjusting weight on the connecting rod is facilitated, and the balance arm is adjusted to be in a horizontal state and returns to zero. And the scale mark for displaying the length of the force arm when the balance arm is parallel is also arranged on the scale, so that the moving distance of the test weight can be conveniently read, and then the moment value is calculated according to a formula M (F) and L (Nm).

In order to stabilize the structure of the whole set of testing device and make the testing precision more sensitive, in the embodiment, the top end of the supporting rod 2 is further provided with a fixing block 21, and the fixing block 21 is provided with an adjusting screw 22 which penetrates through the fixing block and is connected with the balance arm 3 to adjust the tightness of the balance arm and the supporting rod.

In addition, 4 corners on the bottom plate 1 are also provided with supporting legs 8, each supporting leg 8 comprises an adjusting screw 81, a nut 82 and a supporting piece 83, each supporting piece 83 is located below the bottom plate 1, and the lower end of each adjusting screw 81 penetrates through the nuts 82 arranged on the upper surface of the bottom plate 1 and the bottom plate and then is connected with the supporting piece 83. When the levelness of the bottom plate needs to be adjusted, the adjusting screw rod is rotated, and the adjusting screw rod drives the bottom plate connected with the adjusting screw rod to ascend or descend, so that the bottom plate is kept in a horizontal state.

The test principle of the plug torque testing device of the application is as follows:

1. the test weight of adjusting device right part makes the weight left fringe be located the 10mm department of steel chi (being the scale), then adjusts the balance adjustment weight of left part again, makes the balance arm be in the horizontality, then whether the spirit level on the observation balance arm is horizontal (the level bubble is in the horizontality at the intermediate position), if the level then be output socket (being test socket) insert the face of closing and be in vertical position, if not then finely tune the balance arm again.

2. The sample was inserted into the output socket and locked with a small bolt, and the position of the weight on the balance arm was adjusted to the left so that the mating face was in the vertical position (see if the horizontal bubble was in the middle position).

3. When the test weight is parallel again, the moving distance of the test weight on the ruler is read, the product is the moment applied to the output socket by the sample, or 2.5N weight can be placed at the starting point of the balance arm (the left edge of the test weight at the right part of the device is positioned at the 10mm position of the steel ruler) at 100mm, and the state of the balance arm is observed to judge whether the moment applied by the sample is within the standard and specified range.

The above description is only for the purpose of illustrating the preferred embodiments of the present application and is not intended to limit the scope of the present application, which is within the scope of the present application, except that the same or similar principles and basic structures as the present application may be used.

Claims (8)

1. Plug moment testing arrangement, including bottom plate (1), its characterized in that: be equipped with vertical branch (2) of locating perpendicularly on the bottom plate, the upper end of branch is equipped with and articulates horizontal balance arm (3) on branch, the one end of balance arm (3) is equipped with and slips first balancing weight (4) of locating on the balance arm, and its other end is equipped with and slips second balancing weight (5) that are used for adjusting the balance arm parallel on locating the balance arm, lie in on branch (2) branch with the hinged end of balance arm is equipped with support pivoted spirit level (6) relatively, the rear end of branch be equipped with spirit level (6) link to each other and rotate along with it and be used for inserting test socket (7) of establishing the plug.

2. The plug torque testing device of claim 1, wherein: the balance arm comprises a connecting rod (31) and a scale (32) connected with the connecting rod, the first balancing weight (4) is arranged on the connecting rod (31) in a sliding mode, and the second balancing weight (5) is arranged on the scale (32) in a sliding mode.

3. The plug torque testing device of claim 2, wherein: the balance arm (3) and the hinged end of the support rod (2) are located on the connecting rod (31), and the level gauge (6) is fixedly connected with the connecting rod (31).

4. The plug torque testing device of claim 2, wherein: and a locking screw (40) used for locking the first balancing weight and the connecting rod (31) is arranged at the upper end of the first balancing weight (4).

5. The plug torque testing device of claim 2, wherein: the first balancing weight (4) is a balance adjusting weight, and the second balancing weight (5) is a testing weight.

6. The plug torque testing device of claim 2, wherein: and the scale (32) is provided with scale marks for displaying the length of the force arm when the balance arm is parallel.

7. The plug torque testing device of claim 1, wherein: the top of branch (2) is equipped with fixed block (21), be equipped with on fixed block (21) pass behind the fixed block with balance arm (3) are connected and are used for adjusting balance arm and branch elasticity adjusting screw (22).

8. The plug torque testing device of claim 1, wherein: 4 corners of bottom plate (1) still are equipped with supporting legs (8), supporting legs (8) include adjusting screw (81), nut (82) and support piece (83), support piece (83) are located bottom plate (1) below, the lower extreme of adjusting screw (81) is passed behind nut (82) and the bottom plate of locating bottom plate (1) upper surface and is connected with support piece (83).

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