CN209214754U - Plane test platform - Google Patents

Abstract

The utility model provides a kind of plane test platform, and the plane test platform includes: plate, and the plate is for placing equipment to be tested；Conductive interface, the conductive interface is set to the plate, the conductive interface has conductive terminal, there is an angle between the length direction of the conductive terminal and the upper surface of the plate, the angle is greater than 0 degree, and the top of the conductive terminal is used to be in contact with the equipment to be tested, so that the conductive interface is electrically connected with the equipment to be tested.The utility model passes through displacement structure and electrical connection interface structure from top to bottom, avoid wear error caused by rubbing caused by from left to right sliding connection structure, the trueness error because of equipment to be tested caused by abrasion is substantially reduced, the precision of equipment to be tested is improved.

Description

Plane test platform

Technical field

The utility model relates to test device, in particular to a kind of plane test platform.

Background technique

Electronic balance is high precision measuring instrument, before factory, needs to carry out calibration debugging to electronic balance, because electric The high-precision requirement of sub- balance, so the calibration debugging enironment to electronic balance also proposed very high standard, especially to school The high planarity requirements of the plane test platform of quasi- debugging.Electronic balance calibrate debugging when, need to place electronic balance to On plane test platform, by the interface of the balance sensor of electronic balance and interface one end for being fixed on plane test platform into Row connection, the interface other end being fixed on plane test platform are connected to test equipment, and test equipment is calibrated by this connection Height balance sensor, to realize that the calibration to electronic balance is debugged.In the prior art, three side of plane test platform is limited Position device, openings at one side, the opposite side of opening are fixedly installed interface, the interface be it is horizontally disposed, by electronic balance sensor Electronic balance pedestal is placed in the opening one of plane test platform towards the fixed interface of plane test platform by interface side Electronic balance is pushed into test position to the opening other end, at this time electronic balance sensor interface and plane test platform by end Fixed interface realizes docking under thrust.But it in the process, inevitably generates balance base and plane test is flat The friction of platform contact surface, different degrees of abrasion will affect the precision of balance base flatness, and then will affect the entirety of balance Precision.

Utility model content

The technical problems to be solved in the utility model is to overcome the prior art to push electronic balance to tested position In test device connection procedure, electronic balance sliding contact surface can wear the defect for causing trueness error bigger than normal, provide one kind Plane test platform.

The utility model is to solve above-mentioned technical problem by following technical proposals:

A kind of plane test platform, the plane test platform include:

Plate, the plate is for placing equipment to be tested；

Conductive interface, the conductive interface are set to the plate, and the conductive interface has conductive terminal, the conduction There is an angle, the angle is greater than 0 degree, and the conductive terminal between the length direction of terminal and the upper surface of the plate Top for being in contact with the equipment to be tested so that the conductive interface is electrically connected with the equipment to be tested.

Preferably, the angle is 90 degree.

Preferably, the equipment to be tested has signaling interface, the conductive terminal of the conductive interface is used for and institute State signaling interface electrical connection communication, the conductive interface along the vertical direction through and be slidedly arranged on the plate, to realize and institute State the connection and disconnection of signaling interface.

Preferably, the conductive terminal is probe；

The plane test platform further includes driving device, and the driving device and the conductive interface are sequentially connected, with Move up and down the conductive interface along the vertical direction relative to the plate.

Preferably, the plane test platform further includes limiting device, the limiting device is set to the week of the plate The equipment to be tested is placed for positioning to form located space in side.

Preferably, the limiting device is provided with elastic fastening component, the elasticity in face of the side of the located space Secure component is for clamping the equipment to be tested.

Preferably, the plane test platform further includes sensor, the sensor for detect on the plate whether It is placed with the equipment to be tested.

Preferably, the plane test platform further includes boss, the boss is from the upper surface of the plate along vertical side To upwardly extending, the upper surface of the boss is a flat surface, and the boss is for carrying the equipment to be tested.

Preferably, the boss is four, four boss are in rectanglar arrangement.

Preferably, the plane test platform further includes mobile platform, the plate is set to the mobile platform；

Counterbore is offered on the plate, the mobile platform corresponding position is provided with through-hole, and the counterbore leads to described Hole internal screw thread is connected with a fastener, so that the plate is fixedly connected with the mobile platform.

The positive effect of the utility model is: the utility model slides logical with equipment to be tested along the vertical direction Believe interface contact connection, that realizes test platform and equipment to be tested is electrically connected communication, displacement structure from top to bottom be electrically connected Connection interface structure, avoid caused by from left to right sliding connection structure rub caused by wear error, substantially reduce because The trueness error of equipment to be tested caused by abrasion, improves the precision of equipment to be tested.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of an embodiment of the present invention plane test platform.

Description of symbols

Plate 1

Conductive interface 2

Conductive terminal 21

Probe 22

Driving device 3

Limiting device 4

Elastic fastening component 41

Sensor 5

Boss 6

Mobile platform 7

Counterbore 8

Through-hole 9

Specific embodiment

The utility model is further illustrated below by the mode of embodiment, but is not therefore limited in the utility model Among the embodiment described range.

Fig. 1 shows a kind of structural schematic diagram of plane test platform.The plane test platform includes: plate 1 and leads Electrical interface 2.Plate 1 includes a signaling interface for placing equipment to be tested, the equipment to be tested, is used for and conductive interface 2 Continuity signal is contacted, conductive interface 2 is set to the plate 1, the other end and external control devices communication link of conductive interface 2 It connects, the transmission signal being used for transmission between equipment to be tested and external control devices.Conductive interface 2 has conductive terminal 21, institute Stating has an angle between the length direction of conductive terminal 21 and the upper surface of the plate 1, the angle is described greater than 0 degree The top of conductive terminal 21 for being in contact with the signaling interface of the equipment to be tested so that the conductive interface 2 with it is described Equipment electrical connection to be tested, the mode of angle setting make the way of contact for non-transverse contact connectio.Equipment to be tested from upper It is gently placed on plate 1 down, so that the signaling interface of equipment to be tested is in contact with 2 non-transverse of conductive interface, thus real Now with external control devices communicate to connect, avoid pedestal from left to right slide from laterally go connect structure caused by mill Damage substantially reduces the trueness error because of equipment to be tested caused by abrasion, improves the precision of equipment to be tested.

More specifically, the angle is designed as an angle of 90 degrees, contact area can be reduced, reduced because the power that contact generates is led The error of cause.

More specifically, the conductive terminal is probe 22, the plane test platform further includes driving device 3, the drive Dynamic device 3 is sequentially connected with the conductive interface 2, so that the conductive interface 2 is upper and lower along the vertical direction relative to the plate 1 It is mobile, to drive the probe 22 to move up and down, to realize connection and disconnection with the signaling interface of the equipment to be tested.

In the present embodiment, the signaling interface of equipment to be tested is golden finger, as long as the letter of probe 22 and equipment to be tested The conductive contact blade of number interface golden finger is in contact, and will realize signal conduction, equipment to be tested is gently placed in from top to bottom After on plate 1, driving device 3 drives probe to move up and down, when driving device 3 drives probe 22 up to move, probe 22 Top moves closer to the golden finger interface of equipment to be tested, when the conductive contact blade of 22 tip contact of probe to golden finger, driving dress It sets 3 to stop working, test platform and equipment to be tested keep signal conduction state, and after the completion of debugging calibration, driving device 3 is driven Probe 22 moves down, so that test platform is disconnected with equipment to be tested.

Preferably, plane test platform further includes limiting device 4, and limiting device 4 is uniformly arranged on the surrounding of plate 1, To form located space, equipment to be tested is placed for positioning, plate 1 as shown in Figure 1 is set as rectangular shape, every rectangular edges Upper one or two limiting device 4 of setting, the opposite face of the limiting device 4 is plane, and the upper end in opposite face all has Guide surface facilitates the positioning of equipment to be tested to place.

Preferably, limiting device 4 is provided with elastic fastening component 41, elastic fastening portion on the opposite face of located space For clamping equipment to be tested elastic fastening component 41 is only arranged, another both sides are used in part 41 on the limiting device 4 on adjacent both sides Stationary positioned is arranged the limiting device 4 of elastic fastening component 41 for equipment push-tight to be tested, plays firm effect, keep away simultaneously Exempting from the unbalance stress that two-sided arrangement elastic fastening component may cause influences precision.

Limiting device 4 can to guarantee the accuracy of placement location, so that placement location when placing equipment to be tested One-time-reach-place improves work efficiency and measuring accuracy without repeatedly being manually adjusted,

Preferably, plane test platform further includes sensor 5, sensor 5 for detect whether be placed on plate 1 it is to be measured Try equipment.More specifically, sensor 5 is proximity sensor, after proximity sensor detects that test equipment is put on plate, pass Defeated signal gives testing and control equipment, to carry out the test job of next step, operates instead of manual control, improves working efficiency.

It preferably, further include boss 6 on plate, boss upwardly extends along the vertical direction from the upper surface of the plate, number Amount is set as four and in rectanglar arrangement.The upper surface of boss 6 is a flat surface, and boss 6 is for carrying equipment to be tested.

Requirement of the equipment to be tested to flatness is very high, and planarity requirements are less than 0.005mm, therefore to test platform It also proposed high request, the plate of test platform is as a loading end, and area is bigger, in process aspect, than relatively difficult to achieve This high planarity requirements, in the present embodiment, using the round boss that four rectanglar arrangements are fixedly installed on plate be used as to The supporting body of test equipment, compared to for entire plate, the area of carrying reduces, and easy to accomplish in technique, quantity is set as four A and be in rectanglar arrangement, one side rectanglar arrangement, which may be implemented to place equipment to be tested, to be easy to reach balance, so as to be tested set It is standby more reliable, on the other hand, for less quantity is compared in quantity four settings, in measurement, if upper surface is inclined Inclined-plane, the upper surface of one to three boss is not easy to find when measuring, and the surface of four boss will make equipment to be tested It is easy to happen warpage when placing, so as to avoid trueness error caused by warpage in advance, it is flat to further improve test The measuring accuracy of platform.

Preferably, plane test platform further includes mobile platform 7, and plate is set to mobile platform 7；It is offered on plate 1 Counterbore 8, mobile platform corresponding position are provided with through-hole 9, and counterbore 8 and 9 internal screw thread of through-hole are connected with a fastener so that plate with Mobile platform is fixedly connected.The setting of counterbore, so that the non-bulging upper surface in plate of fastener, avoids doing test job It disturbs, more conducively tests, improve testing efficiency.

Although the foregoing describe specific embodiment of the present utility model, it will be appreciated by those of skill in the art that This is merely illustrative of, and the protection scope of the utility model is defined by the appended claims.Those skilled in the art Under the premise of without departing substantially from the principles of the present invention and essence, many changes and modifications may be made, But these change and modification each fall within the protection scope of the utility model.

Claims (10)

1. a kind of plane test platform, which is characterized in that the plane test platform includes:

Plate, the plate is for placing equipment to be tested；

Conductive interface, the conductive interface are set to the plate, and the conductive interface has conductive terminal, the conductive terminal Length direction and the plate upper surface between there is an angle, the angle is greater than 0 degree, and the top of the conductive terminal End with the equipment to be tested for being in contact, so that the conductive interface is electrically connected with the equipment to be tested.

2. plane test platform described in claim 1, which is characterized in that the angle is 90 degree.

3. plane test platform as described in claim 1, which is characterized in that the equipment to be tested has signaling interface, institute The conductive terminal of conductive interface is stated for being electrically connected communication with the signaling interface, the conductive interface passes through along the vertical direction It is through at and is slidedly arranged on the plate, to realize connection and disconnection with the signaling interface.

4. plane test platform as claimed in claim 3, which is characterized in that the conductive terminal is probe；

The plane test platform further includes driving device, and the driving device and the conductive interface are sequentially connected, so that institute Conductive interface is stated to move up and down along the vertical direction relative to the plate.

5. plane test platform as described in claim 1, which is characterized in that the plane test platform further includes limit dress It sets, the limiting device is set to the periphery of the plate, to form located space, places described to be tested set for positioning It is standby.

6. plane test platform as claimed in claim 5, which is characterized in that the limiting device is in face of the located space Side is provided with elastic fastening component, and the elastic fastening component is for clamping the equipment to be tested.

7. plane test platform as described in claim 1, which is characterized in that the plane test platform further includes sensor, The sensor is for detecting whether be placed with the equipment to be tested on the plate.

8. plane test platform as described in claim 1, which is characterized in that the plane test platform further includes boss, institute It states boss to upwardly extend along the vertical direction from the upper surface of the plate, the upper surface of the boss is a flat surface, the boss For carrying the equipment to be tested.

9. plane test platform as claimed in claim 8, which is characterized in that the boss is four, and four boss are in Rectanglar arrangement.

10. plane test platform as claimed in any one of claims 1-9 wherein, which is characterized in that the plane test platform is also Including mobile platform, the plate is set to the mobile platform；

Offer counterbore on the plate, the mobile platform corresponding position is provided with through-hole, in the counterbore and the through-hole It is threaded with a fastener, so that the plate is fixedly connected with the mobile platform.