CN206132928U

CN206132928U - Test machine card case

Info

Publication number: CN206132928U
Application number: CN201620773273.4U
Authority: CN
Inventors: 王哲
Original assignee: Ao Gaode Science And Technology Ltd Of Shenzhen
Current assignee: Ao Gaode Science And Technology Ltd Of Shenzhen
Priority date: 2016-07-20
Filing date: 2016-07-20
Publication date: 2017-04-26
Anticipated expiration: 2026-07-20

Abstract

The utility model discloses a test machine card case belongs to the technical scheme that printed circuit board tested the field, including base, lift platform, dial and two elevating system, the last electron card unit that is equipped with of lift platform, lift platform's top is located to the dial, and two elevating system locate the both sides that lift platform is relative respectively, elevating system is including linkage board and cylinder, the linkage is equipped with the waist hole on the board, waist hole one end set up the position that sets up that the position is higher than the waist hole other end, all be equipped with linkage on the relative both sides of lift platform, a linkage embedding waist is downthehole, cylinder and the hookup of linkage board, the cylinder through the linkage slab band move lift platform move to with the moving apart dial. To sum up can know, the utility model discloses a pressure of exerting on the cylinder promotes on the horizontal direction, so being the component of test machine card case on the horizontal direction to reduced the burden of cylinder, test machine card case's life is longer, the measuring accuracy is higher even get.

Description

Test machine card case

Technical field

The utility model is related to a kind of test machine of printed substrate, more particularly to a kind of test machine card case.

Background technology

It is well known that all of electronic electric equipment or control system will use printed substrate, to guarantee wiring board There is no open circuit or short circuit, printed substrate is both needed to the test by printed substrate test machine before shipment, will be underproof Wiring board is detected.

With the fast development of electronic technology, the making number of plies more and more higher of printed wiring board, line density be more and more closeer, Pad size does less and less, and requirement of the client to plate is more and more tighter, especially the security and stability of printed substrate, such as Say military project electronic system, aircraft avionics system, the required precision more and more higher to circuit board tester, either mechanical precision Or Electronic Testing precision.Electric card box for test machine core component part, to test precision guarantee play to Close important effect.

The electric card box of existing test machine mainly has following two：General common test machine card case and common special test Machine card case.

Common Universal Testing Machine, electronic card card case generally uses large-scale cast-iron structure, due to intensity requirement height, Materials reality, so dead weight is very heavy, in the test process of batch pcb board, the so high reciprocating motion of card case frequency, one It is that capacity efficiency itself is low, two to carry out the if things go on like this abrasion of itself also very big, causes machine after operating over a long time, machine Precision is greatly lowered, and related Electronic Testing precision is also reduced；Wherein, in order to realize lifting activity, existed using cylinder Vertical direction is promoted and realized, but will so cause the overall weight of test machine card case to be all applied on cylinder, Jing Guochang The use of time, the ability that above pushes away for inevitably resulting in cylinder gradually dies down, and so can not only cause the detection essence of printed substrate Degree is deteriorated, and more likely leads to not detect printed substrate.

Common special test machine, though electronic card card case is light, repeatedly moves without doing with printed wire board test, Abrasion and efficiency, but the structure of this card case can be solved the problems, such as, long coloured silk is used between printed wire board test fixture The Electricity Federation mode of winding displacement, the design feature has following drawback：One is that long dress rehearsal wire antijamming capability in data transfer weakens；Two Be during electrical measurement, often tested an item number will plug once batch dress rehearsal wire, time-consuming and very possible plug is wrong Position and contact resistance increase；The above two affects also very big to measuring accuracy.

Utility model content

The purpose of this utility model is to provide a kind of test machine card case, and to solve, prior art measuring accuracy is not high to ask Topic.

In order to solve above-mentioned technical problem, the utility model provides a kind of test machine card case, including pedestal, lifting are put down Platform, dials and two elevating mechanisms, the hoistable platform, the elevating mechanism and the dials are described on the pedestal Hoistable platform is provided with electronic card unit, and the dials is located at the top of the hoistable platform, the dials and the electronic card Unit is positioned opposite,

Elevating mechanism described in two is respectively arranged on the relative both sides of the hoistable platform, and the elevating mechanism includes linkage Plate and cylinder；

The linkage board is provided with waist hole, and the set location of described waist hole one end is higher than the setting position of the waist hole other end Put；

STATEMENT OF FEDERALLY SPONSORED is equipped with the relative both sides of the hoistable platform, the STATEMENT OF FEDERALLY SPONSORED is embedded in the waist hole；

The cylinder couples with the linkage board, and the cylinder is used to promote the linkage board to be moved horizontally, described Linkage board is used to drive the hoistable platform toward and away from the dials.

Preferably, the elevating mechanism also includes track plates, and the track plates are provided with sliding track mechanism, the linkage board with The mode for being capable of activity is arranged in the sliding track mechanism, and the sliding track mechanism is used to keep the linkage board in the horizontal direction It is mobile.

Preferably, the sliding track mechanism includes multiple pulleys, and multiple pulleys are arranged in the upper of the track plates Side and lower section, the pulley for being placed in top is abutted with the upper surface of the linkage board, the pulley placed below with it is described The lower surface of linkage board is abutted.

Preferably, the track plates are located between the linkage board and the cylinder, and the cylinder is arranged on the track On plate, the one side of the track plates is recessed to form groove inside, and the telescopic end first line of a couplet of the cylinder is connected to linkage block, described Motion block couples through the groove with the linkage board.

Preferably, the waist hole includes horizontal segment and dropping section, and the horizontal segment is connected with each other with the dropping section, described Horizontal segment arranges that in the horizontal direction the dropping section is placed in the lower section of the horizontal segment.

Preferably, heat abstractor is provided with the pedestal, the heat abstractor is located at the lower section of the hoistable platform.

Preferably, the heat abstractor is electric fan, and the electric fan quantity is at least two.

Preferably, the test machine card case also includes top board, and the top board is located at the top of the hoistable platform, the pin On the top board surface relative with the hoistable platform, the top board is used to rise to maximum in the hoistable platform disk Abut with the top surface of the linkage board during height.

Preferably, the STATEMENT OF FEDERALLY SPONSORED is bearing, and the bearing is abutted with the hole wall of the waist hole.

Preferably, the electronic card unit at least two, each described electronic card unit on the hoistable platform simultaneously Arrangement is put.

The beneficial effects of the utility model are as follows：

In the prior art, either using general common test machine card case or common special tester card case, its detection Precision is difficult to meet existing demand, and in order to solve this problem, the utility model employs a kind of new elevating mechanism, institute Elevating mechanism is stated including linkage board and cylinder, the linkage board is provided with waist hole, and the set location of described waist hole one end is higher than waist The set location of the hole other end, and STATEMENT OF FEDERALLY SPONSORED is equipped with the relative both sides of the hoistable platform, the STATEMENT OF FEDERALLY SPONSORED is embedded in waist hole It is interior, and by the cylinder be used for promote linkage board to be moved horizontally, the linkage board be used for drive hoistable platform shift to and Dials is moved away from, its operation principle is as follows：

For example when the telescopic end of cylinder is in contraction state, STATEMENT OF FEDERALLY SPONSORED is in the relatively low one end of waist hole set location, this When cylinder its telescopic end is released, because linkage board is only moved horizontally, and waist hole is becoming with the contact position of STATEMENT OF FEDERALLY SPONSORED Height, so STATEMENT OF FEDERALLY SPONSORED can only be caused to follow rising, i.e. hoistable platform also will together rise；And when cylinder withdraws telescopic end, Because linkage board is only moved horizontally, and the contact position of waist hole and STATEMENT OF FEDERALLY SPONSORED is in step-down, so STATEMENT OF FEDERALLY SPONSORED can only be caused Decline, i.e. hoistable platform is followed also will together to decline.

It is of course also possible to the initial position residing for STATEMENT OF FEDERALLY SPONSORED is replaced, i.e., the telescopic end in cylinder is in contraction-like During state, STATEMENT OF FEDERALLY SPONSORED releases its telescopic end in the higher one end of waist hole set location, now cylinder, because linkage board is only carried out Move horizontally, and the contact position of waist hole and STATEMENT OF FEDERALLY SPONSORED so STATEMENT OF FEDERALLY SPONSORED can only be caused to follow decline, that is, is lifted flat in step-down Platform also will together decline；And when cylinder withdraws telescopic end, because linkage board is only moved horizontally, and waist hole and STATEMENT OF FEDERALLY SPONSORED Contact position but uprising, so STATEMENT OF FEDERALLY SPONSORED can only be caused to follow rising, i.e. hoistable platform also will together rise.

This linkage up-down mode is advantageous in that the pressure that can be reduced suffered by cylinder, and there is no anti-interference energy The problem that power weakens；In the prior art, it is mostly to use cylinder real in vertical direction promotion in order to realize lifting activity It is existing, but will so cause the overall weight of test machine card case to be all applied on cylinder, through using for a long time, will necessarily The ability that above pushes away for causing cylinder gradually dies down, and can not only cause the accuracy of detection of printed substrate poor, and it is right more likely to lead to not Printed substrate is detected；And the utility model is to be promoted in the horizontal direction, so the pressure being applied on cylinder It is a test machine card case component in the horizontal direction, so as to reduce the burden of cylinder, that is, causes test machine card case Service life is longer, measuring accuracy is higher.

Description of the drawings

In order to be illustrated more clearly that the technical solution of the utility model, below will be attached to what is used needed for embodiment Figure is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present utility model, for For those of ordinary skill in the art, on the premise of not paying creative work, can be obtaining other according to these accompanying drawings Accompanying drawing.

Fig. 1 be the utility model test machine card case preferred embodiment provide disassemble schematic diagram；

Fig. 2 is the linkage plate structure schematic diagram that the utility model test machine card case preferred embodiment is provided.

Reference is as follows：

1st, top board；2nd, electronic card unit；3rd, hoistable platform；4th, bearing；5th, linkage board；51st, horizontal segment；52nd, dropping section；6、 Groove；7th, linkage block；8th, cylinder；9th, track plates；10th, pulley.

Specific embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, to the technical scheme in the utility model embodiment It is clearly and completely described.

Knowable to Fig. 1 and 2, test machine card case described in the utility model, including pedestal, hoistable platform 3, dials and two rise Descending mechanism, on the pedestal, the hoistable platform 3 is provided with for the hoistable platform 3, the elevating mechanism and the dials Electronic card unit 2, the dials is located at the top of the hoistable platform 3, the dials and the relative cloth of the electronic card unit 2 Put, the elevating mechanism described in two is respectively arranged on the relative both sides of the hoistable platform 3, the elevating mechanism includes linkage board 5 With cylinder 8；The linkage board 5 is provided with waist hole, and the set location of described waist hole one end is higher than the setting of the waist hole other end Position；STATEMENT OF FEDERALLY SPONSORED is equipped with the relative both sides of the hoistable platform 3, the STATEMENT OF FEDERALLY SPONSORED is embedded in the waist hole；The cylinder 8 Couple with the linkage board 5, the cylinder 8 is used to promote the linkage board 5 to be moved horizontally, and the linkage board 5 is used for band The dynamic hoistable platform 3 is toward and away from the dials.

In the prior art, either using general common test machine card case or common special tester card case, its detection Precision is difficult to meet existing demand, and in order to solve this problem, present embodiment employs a kind of new elevating mechanism, institute Elevating mechanism is stated including linkage board 5 and cylinder 8, the linkage board 5 is provided with waist hole, and the set location of described waist hole one end is higher than The set location of the waist hole other end, and STATEMENT OF FEDERALLY SPONSORED is equipped with the relative both sides of the hoistable platform 3, the STATEMENT OF FEDERALLY SPONSORED is embedded in waist In hole, and it is used to promote linkage board 5 to be moved horizontally by the cylinder 8, the linkage board 5 is used to drive hoistable platform 3 Toward and away from dials, its operation principle is as follows：

For example when the telescopic end of cylinder 8 is in contraction state, STATEMENT OF FEDERALLY SPONSORED is in the relatively low one end of waist hole set location, this When cylinder 8 its telescopic end is released, because linkage board 5 is only moved horizontally, and waist hole exists with the contact position of STATEMENT OF FEDERALLY SPONSORED Uprise, so STATEMENT OF FEDERALLY SPONSORED can only be caused to follow rising, i.e. hoistable platform 3 also will together rise；And withdraw telescopic end in cylinder 8 When, because linkage board 5 is only moved horizontally, and the contact position of waist hole and STATEMENT OF FEDERALLY SPONSORED is in step-down, so connection can only be caused Moving part follows decline, i.e. hoistable platform 3 also will together decline.

It is of course also possible to the initial position residing for STATEMENT OF FEDERALLY SPONSORED is replaced, i.e., the telescopic end in cylinder 8 is in contraction-like During state, STATEMENT OF FEDERALLY SPONSORED releases its telescopic end in the higher one end of waist hole set location, now cylinder 8, because linkage board 5 only enters Row is moved horizontally, and the contact position of waist hole and STATEMENT OF FEDERALLY SPONSORED so STATEMENT OF FEDERALLY SPONSORED can only be caused to follow decline, that is, is lifted in step-down Platform 3 also will together decline；And when cylinder 8 withdraws telescopic end, because linkage board 5 is only moved horizontally, and waist hole with The contact position of STATEMENT OF FEDERALLY SPONSORED is but being uprised, so STATEMENT OF FEDERALLY SPONSORED can only be caused to follow rising, i.e. hoistable platform 3 also will together rise.

This linkage up-down mode is advantageous in that the pressure that can be reduced suffered by cylinder 8, and does not exist anti-interference The problem of reduced capability；In the prior art, in order to realize lifting activity, mostly be use cylinder 8 vertical direction promote and Realize, but will so cause the overall weight of test machine card case to be all applied on cylinder 8, through using for a long time, must The ability that above pushes away that cylinder 8 can so be caused gradually dies down, and can not only cause the accuracy of detection of printed substrate poor, more likely causes nothing Method is detected to printed substrate；And present embodiment is to be promoted in the horizontal direction, so being applied on cylinder 8 Pressure is a test machine card case component in the horizontal direction, so as to reduce the burden of cylinder 8, that is, causes test machine card The service life of case is longer, measuring accuracy is higher.

Preferred embodiment of the present utility model is as shown in figure 1, the elevating mechanism also includes track plates 9, the track Plate 9 is provided with sliding track mechanism, the linkage board 5 can be arranged in the sliding track mechanism in the way of activity, the slide rail machine Structure is used to keep the linkage board 5 to move in the horizontal direction.

In order to the linkage for realizing hoistable platform 3 is lifted, sliding track mechanism how is kept to move in the horizontal direction particularly important, In order to solve this problem, the elevating mechanism of present embodiment is additionally arranged track plates 9, and the track plates 9 are provided with sliding track mechanism, The linkage board 5 by can activity in the way of be arranged on sliding track mechanism in, due to sliding track mechanism can limit linkage board 5 occur on Lower skew, so as to ensure that linkage board 5 is carrying out horizontal direction movement all the time；Wherein, the sliding track mechanism can have various realities Existing mode, can arrange a sliding-rail groove, by cell wall the upper and lower surface of linkage board 5 is clamped, or arranged with this Pulley is clamped to the upper and lower surface of linkage board 5, i.e., can limit linkage board 5 and downward shift occurs, and ensures that linkage linkage board 5 enters The embodiment that row is moved horizontally all should belong to the sliding track mechanism described in present embodiment.

Preferred embodiment of the present utility model is multiple described as shown in figure 1, the sliding track mechanism includes multiple pulleys 10 Pulley 10 is arranged in above and below the track plates 9, and the pulley 10 for being placed in top is upper with the linkage board 5 Surface abuts, and the pulley 10 placed below is abutted with the lower surface of the linkage board 5.

Generally, sliding track mechanism is clamped by the upper and lower surface to linkage board 5, and with this linkage board 5 is ensured Can only in horizontal direction on move, if but chucking power spend tightly, linkage board 5 may be caused to be difficult to move；To understand Certainly this problem, sliding track mechanism is set to multiple pulleys 10 by present embodiment, because multiple pulleys 10 are arranged in track Above and below plate 9, so the pulley 10 for being placed in top will be abutted with the upper surface of linkage board 5, and pulley placed below 10 will abut with the lower surface of linkage board 5, i.e., be to be in rolling contact between pulley 10 and linkage board 5, are in rolling contact and ensure that connection The smoothness of dynamic plate 5 is mobile, so as to solve the problems, such as that it is mobile that linkage board 5 is likely difficult to.

Preferred embodiment of the present utility model is as shown in figure 1, the track plates 9 are located at the linkage board 5 and the gas Between cylinder 8, the cylinder 8 is arranged on the track plates 9, and the one side of the track plates 9 is recessed to form groove 6 inside, institute The telescopic end first line of a couplet for stating cylinder 8 is connected to linkage block 7, and the linkage block 7 couples through the groove 6 with the linkage board 5.

Cylinder of the present utility model 8 is used to promote linkage board 5 to be moved horizontally, and most direct mode is cylinder 8 Located at the side of the horizontal direction of linkage board 5, then pushing directly on linkage board 5 carries out the movement of horizontal direction, but this mode The space of occupancy is larger, and the environment compact for small product size is required now, this embodiment is clearly undesirable； In order to solve this problem, present embodiment is located at track plates 9 between linkage board 5 and cylinder 8, and cylinder 8 will be installed in track On plate 9, and the one side of track plates 9 is recessed to form groove 6 inside, and the telescopic end first line of a couplet of cylinder 8 is connected to linkage block 7, the connection The one end of motion block 7 couples with the telescopic end of cylinder 8, and the other end of the linkage block 7 couples through groove 6 with linkage board 5, so this reality The mode of applying is to employ the mounting means that part is layering, and the mounting means of this thickness superposition is obviously better than length and folds Plus mounting means, so as to reduce taking up room for part, improve the structural compactness of product.

Preferred embodiment of the present utility model is described as shown in Fig. 2 the waist hole includes horizontal segment 51 and dropping section 52 Horizontal segment 51 is connected with each other with the dropping section 52, and the horizontal segment 51 is arranged in the horizontal direction, and the dropping section 52 is placed in institute State the lower section of horizontal segment 51.

The up-down mode that the utility model passes through linkage, to reduce the pressure suffered by cylinder 8, so as to ensure that test machine card The service life and accuracy of detection of case, but the long gas of cylinder 8 promotes the lifting of the grade of hoistable platform 3 part, unavoidably still can be to cylinder 8 Accurate control constitute and affect, so the pressure for further reducing suffered by cylinder 8 is particularly important；In order to solve this problem, this Waist hole is divided into embodiment the horizontal segment 51 and dropping section 52 being connected with each other, wherein, horizontal segment 51 is arranged in the horizontal direction, and Dropping section 52 is then placed in the lower section of horizontal segment 51, so after cylinder 8 promotes hoistable platform 3 to rise, STATEMENT OF FEDERALLY SPONSORED is by support in water In flat section 51, due to horizontal segment 51 it is horizontally disposed, so the trend of downslide will not be present in STATEMENT OF FEDERALLY SPONSORED, now hoistable platform 3 etc. The weight of part will be all pressed on horizontal segment 51, and cylinder 8 will be no longer pressurized, that is, greatly reduce the pressure suffered by cylinder 8, So as to substantially increase the service life and accuracy of detection of test machine card case.

In addition, the waist hole and quantity on every piece of linkage board 5 is not limited, but the quantity of STATEMENT OF FEDERALLY SPONSORED should be with the quantity of waist hole It is consistent, as illustrated in fig. 1 and 2, the waist hole on each linkage board 5 is two, two waist holes arranged opposite in the horizontal direction, Lifting cannot be realized to avoid generation dislocation, now the relative both sides of hoistable platform 3 are respectively provided with two STATEMENT OF FEDERALLY SPONSOREDs, every to ensure One waist hole of individual STATEMENT OF FEDERALLY SPONSORED correspondence carries out embedded installation and just may be used.

Preferred embodiment of the present utility model is as follows, and heat abstractor is provided with the pedestal, and the heat abstractor is located at The lower section of the hoistable platform 3.

In actual use, need the printed circuit board (PCB) of detection often substantial amounts of, so continuously repeat detection must Substantial amounts of heat can be so produced, if these heats are discharged not in time, it will affect the normal of test machine card case and printed circuit board (PCB) Use；In order to solve this problem, present embodiment is provided with heat abstractor in pedestal, so after heat is produced, radiating Device in time can discharge heat, so as to ensure that normally using for test machine card case and printed circuit board (PCB).

Preferred embodiment of the present utility model is as follows, and the heat abstractor is electric fan, and the electric fan quantity is at least For two.

Heat abstractor has diversified selection, wherein, electric fan is the most commonly used one kind, so present embodiment Electric fan is also used as heat abstractor, and good in order to ensure radiating effect, more by electric fan be set to two or with On, wherein, in order to keep the compact of internal structure, multiple stage electric fan or so can be arranged side by side, it is side by side up and down arrangement etc..

Preferred embodiment of the present utility model is as shown in figure 1, the test machine card case also includes top board 1, the top board 1 Located at the top of the hoistable platform 3, the dials is described on the surface relative with the hoistable platform 3 of the top board 1 Top board 1 is used to be abutted with the top surface of the linkage board 5 when the hoistable platform 3 rises to maximum height.

Because elevating mechanism is respectively arranged on the relative both sides of hoistable platform 3, so the control per side elevating mechanism is relative It is independent, i.e., in actual application, may exist per the lifting distance of side elevating mechanism control inconsistent, so will Cause hoistable platform 3 inclined, so as to affect the detection precision of test machine card case；In order to solve this problem, this reality The mode of applying is additionally arranged top board 1, because top board 1 is abutted when hoistable platform 3 rises to maximum height with the top surface of linkage board 5, i.e., Show when linkage board 5 is abutted with top board 1 adjustable height of both sides elevating mechanism will be caused consistent, be further ensured that test machine The detection precision of card case.

Preferred embodiment of the present utility model is as shown in figure 1, the STATEMENT OF FEDERALLY SPONSORED is bearing 4, the bearing 4 and the waist The hole wall in hole is abutted.

During hoistable platform 3 is lifted, STATEMENT OF FEDERALLY SPONSORED will slide in waist hole, if the slip of STATEMENT OF FEDERALLY SPONSORED is not smooth, The liter general who has surrendered of hoistable platform 3 becomes interim card, so as to have impact on the detection efficiency of printed circuit board (PCB)；In order to solve this problem, this Embodiment uses bearing 4 as STATEMENT OF FEDERALLY SPONSORED, and bearing 4 is abutted with the hole wall of waist hole, because bearing 4 can be with rotation, i.e. bearing 4 Actually to be in rolling contact between waist hole, slip is less than due to rolling the resistance for producing, so using ensure that after bearing 4 The lifting of hoistable platform 3 is smooth so that the detection efficiency of printed circuit board (PCB) is ensured.

Preferred embodiment of the present utility model as shown in figure 1, the electronic card unit 2 at least two, described in each Electronic card unit 2 is arranged side by side on the hoistable platform 3.

In actual application process, the printed circuit board (PCB) quantity for needing detection is very huge, so once-through operation Detect that printed circuit board (PCB) as much as possible is particularly important；In order to solve this problem, present embodiment is by the number of electronic card unit 2 Amount is set at least two, and each electronic card unit 2 is arranged side by side on hoistable platform 3, so work as once being examined When surveying operation, you can to detect to many printed circuit boards, substantially increase the detection efficiency of printed circuit board (PCB).

Certainly, above-mentioned each embodiment can be used alone, it is also possible to which combination application, wherein the utility model are preferably One embodiment is specific as follows, as illustrated in fig. 1 and 2：

A kind of test machine card case, including pedestal, hoistable platform 3, top board 1, elevating mechanism and dials, are provided with the pedestal At least two electric fans, the electric fan located at the hoistable platform 3 lower section, the hoistable platform 3, the elevating mechanism, The top board 1 and the dials are on the pedestal；The hoistable platform 3 is provided with electronic card unit 2, the electronic card list Unit 2 at least two, each described electronic card unit 2 is arranged side by side on the hoistable platform 3；The top board 1 is located at described The top of hoistable platform 3, the dials on the surface relative with the hoistable platform 3 of the top board 1, the dials and institute State electronic card unit 2 positioned opposite；The elevating mechanism is wrapped located at the relative both sides of the hoistable platform 3, the hoistable platform 3 Include linkage board 5, track plates 9 and cylinder 8；The linkage board 5 is provided with waist hole, and the waist hole includes horizontal segment 51 and dropping section 52, the horizontal segment 51 is connected with each other with the dropping section 52, and the horizontal segment 51 is arranged in the horizontal direction, the dropping section 52 It is placed in the lower section of the horizontal segment 51；The elevating mechanism also includes track plates 9, and the track plates 9 are provided with sliding track mechanism, institute Linkage board 5 is stated can be arranged in the sliding track mechanism in the way of activity, the sliding track mechanism includes multiple pulleys 10, multiple The pulley 10 arranged on the track plates 9 in upper and lower parallel relative mode, be placed in the pulley 10 of top with it is described The upper surface of linkage board 5 abuts, and the pulley 10 placed below is abutted with the lower surface of the linkage board 5, the slide rail machine Structure is used to keep the linkage board 5 to move in the horizontal direction；The track plates 9 located at the linkage board 5 and the cylinder 8 it Between, the cylinder 8 is arranged on the track plates 9, and the one side of the track plates 9 is recessed to form groove 6 inside, the cylinder The 8 telescopic end first line of a couplet is connected to linkage block 7, and the one end of the linkage block 7 couples with the telescopic end of the cylinder 8, the linkage block 7 The other end couples through the groove 6 with the linkage board 5, and the cylinder 8 is used to promote the linkage board 5 to carry out level shifting Dynamic, the linkage board 5 is used to drive the hoistable platform 3 toward and away from the dials；The relative both sides of the hoistable platform 3 On be equipped with bearing 4, the bearing 4 is abutted with the hole wall of the waist hole.

In sum, the beneficial effects of the utility model are mainly as follows：

1st, by the way of the linkage lifting of the level of cylinder 8, to reduce the pressure that cylinder 8 is born；

2nd, track plates 9, pulley 10 are set up and limits the upper movement only in horizontal direction of linkage board 5, to ensure the movement of linkage board 5 It is smooth；

The 3rd, horizontal segment 51 is set in waist hole, support is carried out to the grade part of hoistable platform 3 with this, further reduce cylinder 8 Suffered pressure；

4th, top board 1 is set, mutually level rising is carried out with the elevating mechanism for keeping the both sides of hoistable platform 3；

The 5th, electric fan is set, to discharge the heat of test machine card case generation in time.

The above is preferred embodiment of the present utility model, it is noted that for the ordinary skill of the art For personnel, on the premise of without departing from the utility model principle, some improvements and modifications can also be made, these improve and moisten Decorations are also considered as protection domain of the present utility model.

Claims

1. a kind of test machine card case, including pedestal, hoistable platform, dials and two elevating mechanisms, the hoistable platform, the liter On the pedestal, the hoistable platform is provided with electronic card unit, and the dials is located at described for descending mechanism and the dials The top of hoistable platform, the dials is positioned opposite with the electronic card unit, it is characterised in that

Elevating mechanism described in two is respectively arranged on the relative both sides of the hoistable platform, the elevating mechanism include linkage board and Cylinder；

The linkage board is provided with waist hole, and the set location of described waist hole one end is higher than the set location of the waist hole other end；

The cylinder couples with the linkage board, and the cylinder is used to promote the linkage board to be moved horizontally, the linkage Plate is used to drive the hoistable platform toward and away from the dials.

2. test machine card case according to claim 1, it is characterised in that the elevating mechanism also includes track plates, described Track plates are provided with sliding track mechanism, the linkage board can be arranged in the sliding track mechanism in the way of activity, the slide rail Mechanism is used to keep the linkage board to move in the horizontal direction.

3. test machine card case according to claim 2, it is characterised in that the sliding track mechanism includes multiple pulleys, multiple The pulley is arranged in above and below the track plates, is placed in the pulley of top and the upper table of the linkage board Face abuts, and the pulley placed below is abutted with the lower surface of the linkage board.

4. test machine card case according to claim 2, it is characterised in that the track plates are located at the linkage board and described Between cylinder, the cylinder is arranged on the track plates, and the one side of the track plates is recessed to form groove inside, the gas The telescopic end first line of a couplet of cylinder is connected to linkage block, and the linkage block couples through the groove with the linkage board.

5. test machine card case according to claim 1, it is characterised in that the waist hole includes horizontal segment and dropping section, institute State horizontal segment to be connected with each other with the dropping section, the horizontal segment is arranged in the horizontal direction, and the dropping section is placed in the level The lower section of section.

6. test machine card case according to claim 1, it is characterised in that heat abstractor is provided with the pedestal, it is described to dissipate Thermal is located at the lower section of the hoistable platform.

7. test machine card case according to claim 6, it is characterised in that the heat abstractor is electric fan, the electric wind Fan quantity is at least two.

8. test machine card case according to claim 1, it is characterised in that the test machine card case also includes top board, described Located at the top of the hoistable platform, the dials is located on the top board surface relative with the hoistable platform top board, institute Top board is stated for abutting with the top surface of the linkage board when the hoistable platform rises to maximum height.

9. test machine card case according to claim 1, it is characterised in that the STATEMENT OF FEDERALLY SPONSORED is bearing, the bearing and institute The hole wall for stating waist hole is abutted.

10. test machine card case according to claim 1, it is characterised in that the electronic card unit at least two, each The electronic card unit is arranged side by side on the hoistable platform.