CN213715358U

CN213715358U - Four-piece type measuring seat device

Info

Publication number: CN213715358U
Application number: CN202022149998.5U
Authority: CN
Inventors: 徐雅雯
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-19
Filing date: 2020-09-27
Publication date: 2021-07-16
Anticipated expiration: 2030-09-27
Also published as: TWM606746U

Abstract

The utility model provides a four-piece type seat measuring device, which comprises a positioning unit and a seat measuring unit; the positioning unit comprises a fixed seat and a positioning plate; the measuring seat unit comprises two measuring seat groups which are arranged on the second surface of the positioning plate at intervals, each measuring seat group comprises an upper connecting block, a first measuring piece, a second measuring piece and an insulating piece, the first measuring piece is provided with a first detecting end protruding outwards, the second measuring piece is provided with a second detecting end protruding outwards, a first concave curved surface and a first convex curved surface are arranged between the first measuring piece and the first detecting end, and a second concave curved surface and a second convex curved surface are arranged between the second measuring piece and the second detecting end. The utility model has the advantages of, concave curved surface and convex curved surface assorted structural design, the cushion power of multiplicable detection.

Description

Four-piece type measuring seat device

Technical Field

The utility model belongs to a survey seat device, especially a four-piece formula survey seat device.

Background

With the development of electronic products becoming more and more vigorous, in order to ensure the quality of electronic products when they leave factory, defects are generated due to unavoidable reasons among the steps of the manufacturing process during the manufacturing, assembling and pre-factory manufacturing process of electronic components, and in order to maintain the stability of product quality, the defect detection needs to be performed on the manufactured electronic components, so as to analyze and further grasp the reasons causing the defects according to the detection results, thereby achieving the purpose of improving the yield and reliability of the manufacturing process of the electronic components.

When the electronic component to be tested is tested, the electronic component is connected to the measuring instrument to transmit the feedback signal generated by the driving signal to the measuring instrument. For four-wire measurement, two probes are required to be contacted at two ends of each object to be measured, and four probes are required, four independent wire rails are used for driving four measuring pieces to connect the object to be measured for measurement at present, and although the voltage drop caused by the transmission of driving signals by driving terminals can be reduced, so as to increase the accuracy of measurement, in practical use, the problems of unequal abrasion, loose contact failure or breakage of the measuring pieces and the like caused by inconsistent installation flatness are solved, and the result of electrical measurement is indirectly influenced, so that the accuracy is questioned.

Furthermore, when the end point of the test piece is in reciprocating contact with the object to be tested during the electrical measurement, an impact is generated on the test piece, and the impact will cause the service life of the test piece to be reduced, thereby affecting the detection efficiency.

The above-mentioned disadvantages all show various problems derived from the detection process of the conventional electronic device, and therefore, how to solve the measurement accuracy and further improve the production efficiency and the production quality of the electronic device is a subject of each party and is regarded as a problem, and thus the necessity of providing a better solution is really needed in the prior art.

SUMMERY OF THE UTILITY MODEL

To achieve the above object, the utility model provides a four-piece type seat measuring device, include: a positioning unit and a measuring seat unit.

Wherein, the positioning unit includes fixing base, locating plate.

The measuring seat unit comprises two measuring seat groups arranged on any surface of the positioning plate side by side, each measuring seat group comprises an upper connecting block connected with the positioning plate, a first measuring sheet and a second measuring sheet which are arranged on the other surface of the upper connecting block and are oppositely connected with the positioning plate, and a first insulating sheet arranged between the first measuring sheet and the second measuring sheet, and the end parts of the first measuring sheet and the second measuring sheet facing to the same end are extended with detection ends.

Furthermore, the first measuring piece and the second measuring piece are connected with the detecting end through the arm parts, and two opposite sides of the arm parts are respectively provided with a concave curved surface and a convex curved surface.

Further, the opening formed by the first concave curved surface of the first arm portion is disposed opposite to the opening formed by the second concave curved surface of the second arm portion.

Furthermore, the positioning unit further comprises two sliding rails arranged on the positioning plate side by side, and the sliding rails are connected with the upper connecting block so as to limit the sliding direction of the upper connecting block of the measuring seat group through the sliding rails.

Furthermore, the positioning plate is adjacent to the measuring seat unit and is provided with a fixed seat perpendicular to the positioning plate at the other end of the positioning plate away from the detection end.

Furthermore, the first measuring sheet, the insulating sheet and the second measuring sheet are all arranged at one end of the upper connecting block, the fixing seat is arranged at the other end of the upper connecting block, which is opposite to the first measuring sheet, the insulating sheet and the second measuring sheet, the measuring seat group further comprises a lower connecting block, one end of the lower connecting block is connected with the fixing seat, the other end of the lower connecting block, which is connected with the fixing seat, is connected with the other end of the upper connecting block, which is opposite to the first measuring sheet, the insulating sheet and the second measuring sheet, and the measuring seat unit and the positioning unit are fixed together.

Furthermore, the other end of the upper connecting block, which is oppositely provided with the first measuring sheet, the insulating sheet and the second measuring sheet, is provided with a limiting groove, the other end of the lower connecting block, which is connected with the fixing seat, is provided with a protruding part, the protruding part is limited in the limiting groove, and the width of the protruding part is smaller than the groove width of the limiting groove.

Furthermore, the first measuring sheet, the second measuring sheet and the insulating sheet are respectively provided with a plurality of connecting ports, and the connecting ports are vertically arranged at equal intervals.

Furthermore, the measuring seat group also comprises a plurality of first fixing pieces which are used for fixedly arranging the upper connecting block on the positioning plate.

Furthermore, the first measuring piece also comprises at least one connecting end formed on one side, and the connecting end is far away from the detection end; the test seat group also comprises a plurality of second fixing pieces, one part of the second fixing pieces penetrates through the connecting end and the first test piece, and the other part of the second fixing pieces penetrates through the insulating sheet and the first test piece.

In order to achieve the above object, the measuring seat set of the present invention further comprises a locking base having a plurality of through holes, and a plurality of third fixing members respectively passing through the through holes for fixing the locking base and the upper connecting block together.

Furthermore, the third fixing piece closest to the first detection end and the second detection end in the third fixing piece only passes through the connecting port closest to the detection end.

Further, the first fixing member, the second fixing member and the third fixing member are selected from a screw, a stud and a combination of the screw and the stud.

The utility model has the advantages that by the mutual arrangement between the positioning unit and the measuring seat unit, through the arrangement of the upper connecting block, the first measuring sheet, the second measuring sheet, the insulating sheet and the lower connecting block on the two measuring seat groups, when the four-piece seat testing device acts to test the electrical property of a plurality of electronic components, the first testing piece and the second testing piece of the two seat testing groups arranged on the positioning unit act in the same way, the loss that the force is not easy to derive the wear difference to affect the measuring accuracy can be avoided, moreover, the structural design of the first measuring sheet, the second measuring sheet, the insulation sheet arranged between the first measuring sheet and the second measuring sheet, the first arm and the second arm, the collision strength and the buffer force of the detection can be enhanced so as to reduce the fracture frequency of the first measuring sheet and the second measuring sheet, thereby improving the electrical property detection yield of the electronic component, and indeed achieving the purpose of the utility model.

Drawings

Fig. 1 is a perspective view of the four-piece seat measuring device of the present invention;

FIG. 2 is a perspective view of FIG. 1 from another perspective;

fig. 3 is a perspective view of the measuring base unit of the present invention;

FIG. 4 is an exploded view of FIG. 3;

fig. 5 is a perspective view of the first measuring piece of the present invention.

Wherein, in the figures, the respective reference numerals:

1: connecting unit 3: positioning unit 31: fixing seat

32 positioning plate 321, first surface 322 and second surface

33 slide rail 5, measuring base unit 51 and measuring base set

511, an upper connecting block 5111, a first end 5112 and a second end

5113 limit groove 512, first measuring piece 5121, first arm

51211 a first concave curved surface 51212, a first convex curved surface 5122, and a first detecting end

5123 first connection port 5124, first connection end 513, and second test piece

5131 second arm 51311 second concave curved surface 51312 second convex curved surface

5132 second detection end 5133 second connection port 514 insulating sheet

5141 third connection port 515 lower connection block 5151 protruding part

516, a first fixing member 517, a second fixing member 518, and a locking base

5181 perforation 519 third fixing part

Detailed Description

In order to facilitate understanding of the technical features, contents and advantages of the present invention and the functions thereof, the present invention will be described in detail with reference to the accompanying drawings and accompanying drawings in the following description of embodiments, wherein the drawings are used only for illustration and supplementary description, not necessarily for true scale and precise configuration of the present invention, and therefore, the scope of the present invention in actual implementation should not be read and limited by the scale and configuration of the attached drawings.

Please refer to fig. 1 to 5, which are preferred embodiments of the present invention, and are adapted to electrically detect a plurality of electronic components, wherein the four-piece seat measuring device of the present invention is installed on a machine platform for detection through the connecting unit 1, and the four-piece seat measuring device includes a positioning unit 3 and a seat measuring unit 5.

The positioning unit 3 includes a fixing base 31, a positioning plate 32, and two sliding rails 33 disposed on the positioning plate 32 at intervals, wherein the positioning plate 32 has a first surface 321 and a second surface 322, the first surface 321 and the second surface 322 are disposed oppositely, the fixing base 31 is disposed perpendicular to the second surface 322, and the two sliding rails 33 are disposed on the second surface 322 of the positioning plate 32.

The base measuring unit 5 includes two base measuring sets 51 spaced apart from each other on the second surface 322 of the positioning plate 32, each base measuring set 51 includes an upper connection block 511, a first measuring plate 512, a second measuring plate 513, an insulation sheet 514 and a lower connection block 515, wherein the first measuring plate 512 and the second measuring plate 513 are respectively connected to the upper connection block 511, the insulation sheet 514 is disposed between the first measuring plate 512 and the second measuring plate 513, and the insulation sheet 514 is selected from plastic materials and used for blocking the current of the first measuring plate 512 and the second measuring plate 513.

The two slide rails 33 are disposed between the second surface 322 of the positioning plate 32 and the upper connection block 511, and are used for limiting the sliding direction of the upper connection block 511. In practice, an actuator (not shown) may be installed to drive the four-piece seat-measuring device to move relative to the connection unit 1 for performing the detection operation. By means of the design of the two slide rails 33 and the first measuring sheet 512 and the second measuring sheet 513 on each measuring seat set 51, the installation cost of using four linear rails to drive four measuring sheets in the prior art can be reduced.

Furthermore, the upper connection block 511 has a first end 5111 and a second end 5112, the first measuring plate 512, the second measuring plate 513 and the insulation sheet 514 are disposed near the first end 5111, the fixing base 31 is disposed near the second end 5112, one end of the lower connection block 515 is connected to the fixing base 31, and the other end of the lower connection block 515 is connected to the second end 5112 of the upper connection block 511, so as to fix the positioning unit 3 and the measuring base unit 5 together.

In addition, a second end 5112 of the upper connection block 511 is provided with a limiting groove 5113, the other end of the lower connection block 515 is provided with a protruding portion 5151, the protruding portion 5151 is limited in the limiting groove 5113, and the width of the protruding portion 5151 is smaller than the groove width of the limiting groove 5113, so as to fix the assembling positions (relative positions) of the upper connection block 511 and the lower connection block 515; the limiting groove 5113 is used for promoting and replacing the alignment of the first measuring piece 512 and the second measuring piece 513.

Further, the first blade 512 has a first arm 5121 protruding outwards, the first arm 5121 is used for connecting with the first detecting terminal 5122, the second blade 513 has a second arm 5131 protruding outwards for connecting with the second detecting terminal 5132, and the first detecting terminal 5122 and the second detecting terminal 5132 are used for detecting the electrical properties of the electronic components; specifically, the first arm portion 5121 has a first concave curved surface 51211 and a first convex curved surface 51212 which are matched with each other, the second arm portion 5131 has a second concave curved surface 51311 and a second convex curved surface 51312 which are matched with each other, and an opening formed by the first concave curved surface 51211 of the first arm portion 5121 is arranged opposite to an opening formed by the second concave curved surface 51311 of the second arm portion 5131.

Through the arrangement of the upper connecting block 511, the first measuring sheet 512, the second measuring sheet 513, the insulating sheet 514 and the lower connecting block 515 of each test seat group 51, when the four-sheet type test seat device operates to detect the electrical properties of a plurality of electronic components, the first measuring sheet 512 and the second measuring sheet 513 of each test seat group 51 arranged on the positioning plate 32 operate consistently, so that the force is not easy to derive wear uniformly to affect the loss of measurement accuracy; in addition, when the first and

second measuring pieces

512, 513 disposed on the positioning plate 32 are worn and need to be replaced, the first and

second measuring pieces

512, 513 are replaced at a time because the wear is consistent, so that the maintenance operation can be simplified.

Furthermore, the first test piece 512 and the second test piece 513 of each test socket set 51 have four points in total, which can be applied to four-wire measurement, instead of the current design of using four independent wire traces to drive four test pieces.

In addition, the first measuring sheet 512 and the second measuring sheet 513 are used for enhancing the detected collision strength, and the insulating sheet 514 is arranged between the first measuring sheet 512 and the second measuring sheet 513; more importantly, the first blade 512 has a first arm 5121 protruding outwards for connecting the first detecting terminal 5122, and the second blade 513 has a second arm 5131 protruding outwards for connecting the second detecting terminal 5132, so that when the first blade 512 and the second blade 513 detect a plurality of electronic components, the arms connected to the detecting terminals have a concave curved surface and a convex curved surface matching each other, so as to enhance the buffering force for detection, thereby reducing the frequency of fracture of the first blade 512 and the second blade 513.

Further, the first blade 512 further has four first connection ports 5123 arranged in a row, the second blade 513 further has two second connection ports 5133 arranged in a row, and the insulation sheet 514 has three third connection ports 5141 arranged in a row.

Specifically, the first measuring piece 512 further includes a first connecting end 5124 formed on one side, and the first connecting end 5124 is disposed far away from the first detecting end 5122; the first connection end 5124 is used for connecting an external measurement device and detecting electrical properties of a plurality of electronic components, where the electronic components include an inductor and a resistor.

Each of the seat sets 51 further includes a plurality of first fixing members 516 for fixing the upper connecting block 511 to the positioning plate 32.

In addition, each measuring seat set 51 further includes a plurality of second fixing members 517, a portion of the second fixing members 517 passes through the first measuring piece 512 and the first connecting end 5124, and another portion of the second fixing members 517 passes through the first measuring piece 512 and the insulating piece 514.

By the arrangement of the second fixing member 517, the convenience of the first connecting end 5124 connecting to an external measuring device can be improved, and further the operation efficiency can be improved.

Moreover, each seat set 51 further includes a locking base 518 and a plurality of third fixing members 519, the locking base 518 has two through holes 5181 arranged in a row, and the third fixing members 519 respectively penetrate through the through holes 5181 to fix the locking base 518 and the upper connecting block 511 together.

Specifically, the first fixing member 516, the locking base 518 and the third fixing member 519 are disposed, so that convenience in mounting and replacing the upper connecting block 511, the first measuring piece 512, the second measuring piece 513 and the insulating sheet 514 on the positioning plate 32 is improved, and besides, defects such as loosening, poor contact or breakage can be reduced, thereby improving efficiency of electrical detection of the electronic component.

The third fixing member 519 closest to the first detection end 5122 and the second detection end 5132 only passes through the first connection port 5123 closest to the first detection end 5122; the first fixing member 516, the second fixing member 517 and the third fixing member 519 are selected from screws, studs, and combinations of screws and studs, and the number thereof is determined according to the number of the connection ports, and is not limited thereto.

To sum up, the four-piece seat measuring device provided by the present invention, by means of the mutual arrangement between the positioning unit 3 and the seat measuring unit 5, and the arrangement of the upper connecting block 511, the first measuring piece 512, the second measuring piece 513, the insulating sheet 514 and the lower connecting block 515 respectively provided by each seat measuring set 51, when the four-piece seat measuring device operates to detect the electrical characteristics of a plurality of electronic components, the first measuring piece 512 and the second measuring piece 513 of each seat measuring set 51 provided on the positioning unit 3 operate consistently, so that the force is not easily derived and abraded uniformly to affect the loss of the measuring accuracy, furthermore, the structural design of the first measuring piece 512, the second measuring piece 513, the insulating sheet 514 arranged between the first measuring piece 512 and the second measuring piece 513, the first arm 5121 and the second arm 5131 can enhance the collision strength and the buffer force of the detection, so as to reduce the fracture frequency of the first measuring piece 512 and the second measuring piece 513 and prolong the service life thereof, thus, the purpose of the present invention can be achieved.

The above description is only a preferred embodiment of the present invention, and the scope of the present invention should not be limited thereby, and all the simple equivalent changes and modifications made according to the claims and the description of the present invention are also included in the scope of the present invention.

Claims

1. A four-piece nest measuring device, characterized by comprising:

a positioning unit including a positioning plate;

the measuring seat unit comprises two measuring seat groups arranged on any surface of the positioning plate side by side, the measuring seat group comprises an upper connecting block connected with the positioning plate, a first measuring sheet and a second measuring sheet which are arranged on the other surface of the positioning plate and are oppositely connected with the upper connecting block, and a first insulating sheet arranged between the first measuring sheet and the second measuring sheet, and the first measuring sheet and the second measuring sheet extend towards the end part of the same end to form a detecting end.

2. The four-piece nest device of claim 1, wherein the first and second blades are connected to the testing end by an arm, and wherein the arm has a concave surface and a convex surface on opposite sides thereof.

3. The four-piece seat measuring device according to claim 1, wherein the positioning unit further comprises two slide rails disposed side by side on the positioning plate, the slide rails being connected to the upper connecting block to limit the sliding direction of the upper connecting block of the seat measuring set through the slide rails.

4. The four-piece nest measuring device of claim 1, wherein the positioning plate is adjacent to the nest unit and a fixing seat perpendicular to the positioning plate is provided at the other end of the positioning plate away from the detection end.

5. The four-piece nest measuring device of claim 4, wherein the first measuring plate, the insulating plate and the second measuring plate are all disposed at one end of the upper connecting block, the fixing base is disposed at the other end of the upper connecting block opposite to the first measuring plate, the insulating plate and the second measuring plate, and the nest measuring set further comprises a lower connecting block, one end of the lower connecting block is connected to the fixing base, and the other end of the lower connecting block connected to the fixing base is connected to the other end of the upper connecting block opposite to the first measuring plate, the insulating plate and the second measuring plate, for fixing the nest measuring unit and the positioning unit together.

6. The four-piece seat measuring device according to claim 5, wherein the upper connecting block has a limiting groove formed at the other end thereof opposite to the first measuring piece, the insulating piece and the second measuring piece, the lower connecting block has a protruding portion at the other end thereof connected to the fixing base, the protruding portion is limited to the limiting groove, and the width of the protruding portion is smaller than the groove width of the limiting groove.

7. The four-piece nest device of claim 1, wherein the first blade, the second blade and the insulating blade each have a plurality of connection ports, and the connection ports are vertically disposed at equal distances.

8. The four-piece nest measuring device of claim 1, wherein the nest measuring group further comprises a plurality of first fixing members for fixing the upper connecting block to the alignment plate.

9. The four-piece nest device of claim 8, wherein the first nest further comprises at least one connection end formed at one side, and the connection end is disposed away from the detection end; the test seat group also comprises a plurality of second fixing pieces, one part of the second fixing pieces penetrate through the connecting end and the first test piece, and the other part of the second fixing pieces penetrate through the insulating piece and the first test piece.

10. The four-piece seat measuring device according to claim 9, wherein the seat measuring set further comprises a locking base having a plurality of through holes, and a plurality of third fixing members respectively passing through the through holes for fixing the locking base and the upper connecting block together.

11. The four-piece nest measuring device of claim 10, wherein, of the third fixing members, the third fixing member closest to the detection end of the first measuring piece and the second measuring piece passes through only the connection port closest to the detection end.

12. The four-piece nest measuring device of claim 10 or 11, wherein the first fixture, the second fixture, and the third fixture are selected from the group consisting of screws, studs, and combinations thereof.