CN219369821U - Sensitive clamp for OTA test - Google Patents

Abstract

The utility model discloses a sensitive clamp for OTA test, which relates to the technical field of mobile phone OTA test and comprises a base, wherein fixing holes are formed in four corners of the base, and an auxiliary column is vertically and fixedly connected to the middle position of the top of the base. According to the utility model, the limiting component is arranged on one side of the clamping plate for bearing clamping work, and comprises the components such as the indicating column, the locking bolt and the like, the indicating column can be limited by the locking bolt, and the indicating scale on the side surface of the indicating column is referred to ensure that the bottom of the indicating column is separated from the bottom of the clamping plate by a certain distance, so that the limiting position of the downward movement of the clamping plate is limited, and the phenomenon that an operator can observe whether an electronic product is compressed or not by virtue of experience when the rotating clamping plate moves downward to fix the electronic product is avoided, and when the operator clamps the electronic product in the same batch, the phenomenon that the surface of the electronic product is excessively compressed due to the excessive compression is extremely easy to occur.

Description

Sensitive clamp for OTA test

Technical Field

The utility model relates to the technical field of mobile phone OTA test, in particular to a sensitive clamp for OTA test.

Background

The over-the-air technology test is a test aiming at the radiation performance of the electronic product, and the bearing equipment for bearing the electronic product is an indispensable auxiliary equipment in the OTA test, and the electronic product is usually required to be placed by arranging the bearing equipment in a darkroom, and the electronic product is required to be fixed by using a clamp in the darkroom.

In the prior art, a common simple clamp in the OTA test process is to drive a clamping plate to move downwards by a screw rod to be matched with a working table surface so as to fix an electronic product, however, operators mostly rely on experience to see whether the electronic product is compressed when the clamping plate is rotated to fix the electronic product, and when the operators clamp the electronic products in the same batch, the phenomenon that the surface of the electronic product is compressed and hurt due to excessive compression is extremely easy to occur.

Disclosure of Invention

The utility model aims to solve the problem that in the prior art, a common simple clamp is used for fixing an electronic product by adopting a screw to drive a clamping plate to move downwards to be matched with a working table, however, operators mostly rely on experience to visually observe whether the electronic product is compressed when rotating the clamping plate to move downwards to fix the electronic product, and when the operators clamp the electronic products in the same batch, the phenomenon that the surface of the electronic product is damaged by compression caused by excessive compression is extremely easy to occur.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a sensitive anchor clamps of OTA test, includes the base, the fixed orifices has been seted up in the base four corners, the perpendicular fixedly connected with auxiliary column of base top intermediate position, the auxiliary column has inserted along vertical direction activity and has pressed the board of holding, it has the clamping screw to press the board to keep away from auxiliary column one side screw in, it is provided with the spacing subassembly that instructs to press the board to move down extreme position to press the board of holding to keep away from clamping screw one end, clamping screw top fixedly connected with rocking wheel, clamping screw bottom rotates to be connected on the base.

Optionally, the spacing subassembly includes top even dish, instruction post, locking bolt, top even the bottom of the dish fixed connection is at the instruction post top.

Optionally, the spacing shoulder of indication post side fixedly connected with, spacing shoulder outer wall is provided with the instruction scale along vertical direction.

Optionally, the instruction post inserts to the pressure and holds board one end along vertical direction activity, the locking groove has been seted up to the instruction post side.

Optionally, the side surface of the locking bolt is screwed into the side edge position of the pressing plate, the diameter of the tail part of the locking bolt is not larger than the width of the locking groove, and the tail part of the locking bolt extends into the locking groove.

Optionally, auxiliary shoulders are symmetrically and fixedly connected to the upper surface of the base on two sides of the pressing plate, and a centering fluorescent strip is fixedly connected to the base on the center line of the pressing plate.

Compared with the prior art, the utility model has the following advantages:

according to the utility model, the limiting component is arranged on one side of the clamping plate for bearing clamping work, and comprises the components such as the indicating column, the locking bolt and the like, the indicating column can be limited by the locking bolt, and the indicating scale on the side surface of the indicating column is referred to ensure that the bottom of the indicating column is separated from the bottom of the clamping plate by a certain distance, so that the limiting position of the downward movement of the clamping plate is limited, and the phenomenon that an operator can observe whether an electronic product is compressed or not by virtue of experience when the rotating clamping plate moves downward to fix the electronic product is avoided, and when the operator clamps the electronic product in the same batch, the phenomenon that the surface of the electronic product is excessively compressed due to the excessive compression is extremely easy to occur.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic diagram of the semi-sectional structure of fig. 1.

Fig. 3 is a schematic view showing a partial structure of the indicating column.

In the figure: 1. a locking bolt; 2. clamping a screw; 3. shaking wheel; 4. an auxiliary column; 5. a pressing plate; 51. a rubber pad; 6. a base; 61. centering the fluorescent strip; 62. an auxiliary shoulder; 63. a fixing hole; 7. an indicator column; 71. a limit shoulder; 710. an indication scale; 72. a locking groove; 73. and a top connecting disc.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-3, a sensitive clamp for OTA test comprises a base 6, fixing holes 63 are formed in four corners of the base 6, the whole clamp can be fixed on the upper surface of a workbench of a darkroom by using screws, an auxiliary column 4 is vertically and fixedly connected to the middle position of the top of the base 6, the auxiliary column 4 is movably inserted with a pressing plate 5 along the vertical direction, the auxiliary column 4 is used for assisting the pressing plate 5 to stably displace along the vertical direction, a rubber pad 51 is arranged at the bottom of one end of the pressing plate 5, and the pressing plate 5 is prevented from damaging an electronic product to be fixed.

Auxiliary shoulders 62 are symmetrically and fixedly connected to the upper surface of the base 6 at two sides of the pressing plate 5, a centering fluorescent strip 61 is fixedly connected to the base 6 at the center line position of the pressing plate 5, the auxiliary shoulders 62 are used for propping against the side surfaces of electronic products, and the centering fluorescent strip 61 emits fluorescence in a darkroom, so that the electronic products can be conveniently placed on a correct station.

The clamping screw rod 2 is screwed in the side, far away from the auxiliary column 4, of the pressing plate 5, and a limiting component for indicating the downward movement limit position of the pressing plate 5 is arranged at one end, far away from the clamping screw rod 2, of the pressing plate 5.

The limiting assembly comprises a top connecting disc 73, an indicating column 7 and a locking bolt 1, wherein the bottom of the top connecting disc 73 is fixedly connected to the top of the indicating column 7, a limiting shoulder 71 is fixedly connected to the side face of the indicating column 7, an indicating scale 710 is arranged on the outer wall of the limiting shoulder 71 along the vertical direction, the unit scale of the indicating scale 710 is selected to be millimeter, the zero scale position of the indicating scale 710 is at the lowest end of the indicating column 7, and the indicating scale 710 is used for recording the distance between the bottom face of the pressing plate 5 and the top face of the base 6.

The indicating column 7 is movably inserted into one end of the pressing and holding plate 5 along the vertical direction, the side surface of the indicating column 7 is provided with the locking groove 72, the side surface of the locking bolt 1 is screwed into the edge position of the side surface of the pressing and holding plate 5, the diameter of the tail part of the locking bolt 1 is not larger than the width of the locking groove 72, the tail part of the locking bolt 1 stretches into the locking groove 72, the top of the clamping screw 2 is fixedly connected with the rocking wheel 3, and the bottom of the clamping screw 2 is rotationally connected to the base 6.

The specific implementation steps and principles of the utility model are as follows:

the operating personnel utilizes this anchor clamps to carry out the centre gripping to the electronic product of same batch specification, at first supports an electronic product to auxiliary shoulder 62 one side to unscrew locking bolt 1, and the instruction post 7 can follow vertical direction random movement this moment, and operating personnel slowly centre gripping screw rod 2, the slow downward movement of clamping screw rod 2 drive clamping plate 5 is carried out the centre gripping to the electronic product, guarantees at this in-process that the electronic product surface is not pressed, and the instruction post 7 is pressed to the manpower at last for after the instruction post 7 bottom and base 6 top surface parallel and level, screw locking bolt 1.

When the subsequent electronic products in the same batch are clamped, the clamping screw rod 2 is repeatedly and slowly clamped, and the clamping screw rod 2 drives the pressing plate 5 to slowly move down until the indicating column 7 is displaced to the limit position, so that the electronic products are clamped.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The utility model provides a sensitive anchor clamps of OTA test, includes base (6), its characterized in that, fixed orifices (63) have been seted up in base (6) four corners, perpendicular fixedly connected with auxiliary column (4) in base (6) top intermediate position, auxiliary column (4) have been inserted along vertical direction activity and have been pressed holding plate (5), it has clamping screw (2) to press holding plate (5) to keep away from auxiliary column (4) one side screw thread screw in, it is provided with the spacing subassembly that instructs to press holding plate (5) lower extreme position to keep away from clamping screw (2) one end, clamping screw (2) top fixedly connected with rocking wheel (3), clamping screw (2) bottom swivelling joint is on base (6).

2. The OTA test sensitive clamp according to claim 1, wherein the limiting assembly comprises a top connecting disc (73), an indicating column (7) and a locking bolt (1), and the bottom of the top connecting disc (73) is fixedly connected to the top of the indicating column (7).

3. The sensitive clamp for OTA testing according to claim 2, wherein a limiting shoulder (71) is fixedly connected to the side surface of the indicating column (7), and an indicating scale (710) is arranged on the outer wall of the limiting shoulder (71) along the vertical direction.

4. The sensitive clamp for OTA testing according to claim 2 wherein said indicating column (7) is movably inserted into one end of the holding plate (5) in a vertical direction, and a locking groove (72) is provided on a side surface of said indicating column (7).

5. The OTA testing sensitive clamp according to claim 2, wherein the side threads of the locking bolt (1) are screwed into the side edge position of the pressing plate (5), the diameter of the tail of the locking bolt (1) is not larger than the width of the locking groove (72), and the tail of the locking bolt (1) extends into the locking groove (72).

6. A sensitive clamp for OTA testing as defined in claim 1, wherein,

auxiliary shoulders (62) are symmetrically and fixedly connected on the two sides of the pressing plate (5) on the upper surface of the base (6),

the base (6) is fixedly connected with a centering fluorescent strip (61) at the center line position of the pressing plate (5).