Correction mechanism of electrical measurement equipment
Technical Field
The utility model relates to the technical field of electrical measurement equipment, in particular to a correction mechanism of the electrical measurement equipment.
Background
For electronic products, the electronic products must be tested for electrical functions before the products are assembled to ensure the integrity of the functions of the manufactured electronic products; meanwhile, the electrical test results are used for classifying, so that the electrical test results are used as the evaluation basis of products of different grades. Taking a semiconductor test process as an example, an assembled circuit board (e.g., a packaged IC) to be tested is sent to a Tester (e.g., a logic IC Tester, a memory IC Tester, a hybrid IC Tester), wherein a test procedure tailored for the assembled circuit board to be tested is subjected to detailed related control, mainly by sending out electrical signals required by the assembled circuit board to be tested and receiving electrical signals in response to the electrical signals from the device to be tested, so as to make a product electrical test result judgment.
According to the chinese patent CN204142913U, when the fixing plate of the press module abuts against the top plate of the upper jig, the top plate is automatically clamped and fixed to the fixing plate to complete the assembly. Therefore, compared with the prior art that the upper jig is assembled manually, the electrical measurement equipment for assembling the upper jig in an automatic mode has the advantages of being not limited by space, easy to install, high in safety, high in positioning accuracy and stability and the like. In addition, the automatic clamping mechanism of the utility model uses the pneumatic cylinder to cooperate with the lever principle to achieve the aim of clamping and fixing the ceiling to the fixed plate.
The device is too complicated in the process of fixing the circuit board, so that the circuit board is replaced continuously in the process of detection to be more troublesome in correction, and the circuit board connection cannot be replaced rapidly to perform correction work. Therefore, a correction mechanism of an electrical measurement device is provided to solve the above problems.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a correction mechanism of an electrical measurement device, which has the advantages of simple structure, convenience for correcting a circuit board and the like, and solves the problem that the clamping mechanism is inconvenient to replace the circuit board when the conventional electrical measurement device corrects the circuit board.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a correction mechanism of electricity survey equipment, includes the base, the positive fixedly connected with workstation of base, the positive fixedly connected with box of workstation, the inside fixedly connected with motor of box, the one end fixedly connected with dwang of the output shaft of motor, the top fixedly connected with transmission shaft of dwang, the top fixedly connected with support column of workstation, the surface screw thread connection of transmission shaft has the sleeve, the equal swing joint of telescopic left and right sides has the connecting rod, two the one end swing joint of sleeve is kept away from to the connecting rod has the connecting block, two the equal fixedly connected with fixed block in top of connecting block, two the equal fixedly connected with gag lever post of one side that the fixed block is separated mutually, the positive fixedly connected with quantity of workstation is two supporting shoe, two the equal rotation of the opposite one side of fixed block is connected with splint.
Further, the front of the base is provided with a correction mechanism body, and the workbench is in the shape of a circular plate.
Further, the back fixedly connected with fixed column of motor, the motor pass through the fixed column with box fixed connection, the drive shaft hole has been seted up to the inside of support column, the drive shaft passes through the drive shaft hole and rotates in the inside of support column, the screw thread has been seted up to the surface of drive shaft.
Further, the inside of telescopic is provided with first movable rod, two the connecting rod all through first movable rod with sleeve swing joint, two the inside of connecting block all is provided with the second movable rod, two the connecting rod all through second movable rod and two connecting block swing joint.
Further, the inside of two the supporting blocks is provided with a limiting rod hole, the two limiting rods slide in the two supporting blocks through the limiting rod hole, and the two fixing blocks are rectangular.
Further, two opposite sides of the clamping plate are provided with rubber buffer pads, and two opposite sides of the clamping plate are provided with circuit board bodies.
Compared with the prior art, the technical scheme of the utility model has the following beneficial effects:
1. this correction mechanism of electricity survey equipment, when the circuit board is correcting and detecting, the starter motor drives the transmission shaft and rotates in the inside of support column, makes sleeve connection's two connecting rods lie in connecting block swing joint's condition, becomes the reciprocating by rotary motion, and two connecting rods drive the fixed block relative movement that two connecting blocks are connected, and two splint press from both sides the circuit board that will detect tightly can.
2. According to the correction mechanism of the electrical measurement device, the limiting rod holes are formed in the two supporting blocks, so that the two limiting rods can be more stable in relative movement. The outer surfaces of the two clamping plates are provided with the rubber buffer pads, so that the buffer effect can be achieved when the circuit board body is clamped.
Drawings
FIG. 1 is a front cross-sectional view of the structure of the present utility model;
fig. 2 is a front view of the structure of the present utility model.
In the figure: 1 base, 2 workbench, 3 box, 4 motor, 5 rotating block, 6 transmission shaft, 7 support column, 8 sleeve, 9 connecting rod, 10 connecting block, 11 fixed block, 12 spacing rod, 13 supporting block, 14 splint, 15 circuit board body.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-2, a correction mechanism of an electrical measurement device in this embodiment includes a base 1, a correction mechanism body is disposed on a front surface of the base 1, a workbench 2 is fixedly connected to the front surface of the base 1, the workbench 2 is in a circular plate shape, a box 3 is fixedly connected to the front surface of the workbench 2, a motor 4 is fixedly connected to an inside of the box 3, a fixing column is fixedly connected to a back surface of the motor 4, and the motor 4 is fixedly connected to the box 3 through the fixing column.
One end fixedly connected with dwang 5 of the output shaft of motor 4, the top fixedly connected with transmission shaft 6 of dwang 5, the screw thread is seted up to the surface of transmission shaft 6, and the top fixedly connected with support column 7 of workstation 2, the inside of support column 7 has been seted up the drive shaft hole, and transmission shaft 6 passes through the drive shaft hole and rotates in the inside of support column 7.
The outer surface threaded connection of transmission shaft 6 has sleeve 8, and the equal swing joint of the left and right sides of sleeve 8 has connecting rod 9, and the inside of sleeve 8 is provided with first movable rod, and two connecting rods 9 all pass through first movable rod and sleeve 8 swing joint.
One end of the two connecting rods 9, which is far away from the sleeve 8, is movably connected with a connecting block 10, second movable rods are arranged in the two connecting blocks 10, and the two connecting rods 9 are movably connected with the two connecting blocks 10 through the second movable rods.
The top of two connecting blocks 10 is all fixedly connected with fixed block 11, and the shape of two fixed blocks 11 is the rectangle piece, and two fixed blocks 11 are from the equal fixedly connected with gag lever post 12 of one side, and the gag lever post hole has all been seted up to the inside of two supporting shoe 13, and two gag lever posts 12 all slide in the inside of two supporting shoe 13 through the gag lever post hole.
The front fixedly connected with of workstation 2 is two supporting shoe 13, and two fixed block 11 are relative one side all rotates and is connected with splint 14, and two splint 14 are relative one side all is provided with rubber buffer pad, and two splint 14 are relative one side and have been placed circuit board body 15.
In this embodiment, the two support blocks 13 are provided with the stop lever holes, so that the two stop levers 12 can be more stable during the relative movement.
In this embodiment, the outer surfaces of the two clamping plates 14 are provided with rubber buffer pads, so that the buffer effect can be achieved when the circuit board body 15 is clamped.
In this embodiment, the correction mechanism is an existing device.
The working principle of the embodiment is as follows:
the correction mechanism of the electrical measurement device,
it should be noted that standard parts used in the application can be purchased from the market, special-shaped parts can be customized according to the description of the specification and the drawing, the specific connection modes of the parts adopt mature bolts, rivets, welding and the like in the prior art, and the machinery, the parts and the equipment adopt the conventional models in the prior art; in addition, the circuit connection is in a conventional connection manner in the prior art, and details not described in detail in this specification belong to the prior art known to those skilled in the art.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.